diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..cd68918
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,5 @@
+[*.java]
+charset = utf-8
+indent_style = space
+indent_size = 2
+
diff --git a/.gitignore b/.gitignore
index 89599d9..18c430d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,74 +54,26 @@ $RECYCLE.BIN/
 ### JetBrains template
 # Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm
 # Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
-
-# User-specific stuff
-.idea/**/workspace.xml
-.idea/**/tasks.xml
-.idea/**/usage.statistics.xml
-.idea/**/dictionaries
-.idea/**/shelf
-.idea/artifacts/**
-
-# Generated files
-.idea/**/contentModel.xml
-
-# Sensitive or high-churn files
-.idea/**/dataSources/
-.idea/**/dataSources.ids
-.idea/**/dataSources.local.xml
-.idea/**/sqlDataSources.xml
-.idea/**/dynamic.xml
-.idea/**/uiDesigner.xml
-.idea/**/dbnavigator.xml
-
-# Gradle
-.idea/**/gradle.xml
-.idea/**/libraries
-
-# Gradle and Maven with auto-import
-# When using Gradle or Maven with auto-import, you should exclude module files,
-# since they will be recreated, and may cause churn.  Uncomment if using
-# auto-import.
- .idea/modules.xml
- .idea/*.iml
- .idea/modules
- *.iml
- *.ipr
+.idea/
 
 # CMake
 cmake-build-*/
 
-# Mongo Explorer plugin
-.idea/**/mongoSettings.xml
-
 # File-based project format
 *.iws
 
 # IntelliJ
 out/
 
-# mpeltonen/sbt-idea plugin
-.idea_modules/
-
 # JIRA plugin
 atlassian-ide-plugin.xml
 
-# Cursive Clojure plugin
-.idea/replstate.xml
-
 # Crashlytics plugin (for Android Studio and IntelliJ)
 com_crashlytics_export_strings.xml
 crashlytics.properties
 crashlytics-build.properties
 fabric.properties
 
-# Editor-based Rest Client
-.idea/httpRequests
-
-# Android studio 3.1+ serialized cache file
-.idea/caches/build_file_checksums.ser
-
 ### Eclipse template
 .metadata
 bin/
diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
deleted file mode 100644
index e9feb9d..0000000
--- a/.idea/codeStyles/Project.xml
+++ /dev/null
@@ -1,511 +0,0 @@
-<component name="ProjectCodeStyleConfiguration">
-  <code_scheme name="Project" version="173">
-    <option name="OTHER_INDENT_OPTIONS">
-      <value>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </value>
-    </option>
-    <option name="RIGHT_MARGIN" value="100" />
-    <JSCodeStyleSettings version="0">
-      <option name="INDENT_CHAINED_CALLS" value="false" />
-    </JSCodeStyleSettings>
-    <JavaCodeStyleSettings>
-      <option name="INSERT_INNER_CLASS_IMPORTS" value="true" />
-      <option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
-      <option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
-      <option name="PACKAGES_TO_USE_IMPORT_ON_DEMAND">
-        <value />
-      </option>
-      <option name="IMPORT_LAYOUT_TABLE">
-        <value>
-          <package name="" withSubpackages="true" static="true" />
-          <emptyLine />
-          <package name="" withSubpackages="true" static="false" />
-        </value>
-      </option>
-    </JavaCodeStyleSettings>
-    <TypeScriptCodeStyleSettings version="0">
-      <option name="INDENT_CHAINED_CALLS" value="false" />
-    </TypeScriptCodeStyleSettings>
-    <XML>
-      <option name="XML_ALIGN_ATTRIBUTES" value="false" />
-      <option name="XML_LEGACY_SETTINGS_IMPORTED" value="true" />
-    </XML>
-    <codeStyleSettings language="CSS">
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="ECMA Script Level 4">
-      <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-      <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-      <option name="ALIGN_MULTILINE_FOR" value="false" />
-      <option name="CALL_PARAMETERS_WRAP" value="1" />
-      <option name="METHOD_PARAMETERS_WRAP" value="1" />
-      <option name="EXTENDS_LIST_WRAP" value="1" />
-      <option name="BINARY_OPERATION_WRAP" value="1" />
-      <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-      <option name="TERNARY_OPERATION_WRAP" value="1" />
-      <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
-      <option name="FOR_STATEMENT_WRAP" value="1" />
-      <option name="ARRAY_INITIALIZER_WRAP" value="1" />
-      <option name="IF_BRACE_FORCE" value="3" />
-      <option name="DOWHILE_BRACE_FORCE" value="3" />
-      <option name="WHILE_BRACE_FORCE" value="3" />
-      <option name="FOR_BRACE_FORCE" value="3" />
-    </codeStyleSettings>
-    <codeStyleSettings language="HTML">
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="JAVA">
-      <option name="KEEP_CONTROL_STATEMENT_IN_ONE_LINE" value="false" />
-      <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-      <option name="BLANK_LINES_AFTER_CLASS_HEADER" value="1" />
-      <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-      <option name="ALIGN_MULTILINE_RESOURCES" value="false" />
-      <option name="ALIGN_MULTILINE_FOR" value="false" />
-      <option name="CALL_PARAMETERS_WRAP" value="1" />
-      <option name="METHOD_PARAMETERS_WRAP" value="1" />
-      <option name="EXTENDS_LIST_WRAP" value="1" />
-      <option name="THROWS_KEYWORD_WRAP" value="1" />
-      <option name="METHOD_CALL_CHAIN_WRAP" value="1" />
-      <option name="BINARY_OPERATION_WRAP" value="1" />
-      <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-      <option name="TERNARY_OPERATION_WRAP" value="1" />
-      <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
-      <option name="FOR_STATEMENT_WRAP" value="1" />
-      <option name="ARRAY_INITIALIZER_WRAP" value="1" />
-      <option name="WRAP_COMMENTS" value="true" />
-      <option name="IF_BRACE_FORCE" value="3" />
-      <option name="DOWHILE_BRACE_FORCE" value="3" />
-      <option name="WHILE_BRACE_FORCE" value="3" />
-      <option name="FOR_BRACE_FORCE" value="3" />
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="JSON">
-      <indentOptions>
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="JavaScript">
-      <option name="RIGHT_MARGIN" value="80" />
-      <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-      <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-      <option name="ALIGN_MULTILINE_FOR" value="false" />
-      <option name="CALL_PARAMETERS_WRAP" value="1" />
-      <option name="METHOD_PARAMETERS_WRAP" value="1" />
-      <option name="BINARY_OPERATION_WRAP" value="1" />
-      <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-      <option name="TERNARY_OPERATION_WRAP" value="1" />
-      <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
-      <option name="FOR_STATEMENT_WRAP" value="1" />
-      <option name="ARRAY_INITIALIZER_WRAP" value="1" />
-      <option name="IF_BRACE_FORCE" value="3" />
-      <option name="DOWHILE_BRACE_FORCE" value="3" />
-      <option name="WHILE_BRACE_FORCE" value="3" />
-      <option name="FOR_BRACE_FORCE" value="3" />
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="ObjectiveC">
-      <option name="RIGHT_MARGIN" value="80" />
-      <option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="1" />
-      <option name="BLANK_LINES_BEFORE_IMPORTS" value="0" />
-      <option name="BLANK_LINES_AFTER_IMPORTS" value="0" />
-      <option name="BLANK_LINES_AROUND_CLASS" value="0" />
-      <option name="BLANK_LINES_AROUND_METHOD" value="0" />
-      <option name="BLANK_LINES_AROUND_METHOD_IN_INTERFACE" value="0" />
-      <option name="ALIGN_MULTILINE_BINARY_OPERATION" value="false" />
-      <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-      <option name="FOR_STATEMENT_WRAP" value="1" />
-      <option name="ASSIGNMENT_WRAP" value="1" />
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="PROTO">
-      <option name="RIGHT_MARGIN" value="80" />
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="2" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="Python">
-      <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-      <option name="RIGHT_MARGIN" value="80" />
-      <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-      <option name="PARENT_SETTINGS_INSTALLED" value="true" />
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="SASS">
-      <indentOptions>
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="SCSS">
-      <indentOptions>
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="TypeScript">
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-    <codeStyleSettings language="XML">
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="2" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-      <arrangement>
-        <rules>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>xmlns:android</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>xmlns:.*</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:id</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>style</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>^$</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:.*Style</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_width</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_height</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_weight</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_margin</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_marginTop</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_marginBottom</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_marginStart</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_marginEnd</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_marginLeft</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_marginRight</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:layout_.*</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:padding</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:paddingTop</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:paddingBottom</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:paddingStart</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:paddingEnd</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:paddingLeft</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*:paddingRight</NAME>
-                  <XML_ATTRIBUTE />
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_NAMESPACE>http://schemas.android.com/apk/res-auto</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_NAMESPACE>http://schemas.android.com/tools</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-          <section>
-            <rule>
-              <match>
-                <AND>
-                  <NAME>.*</NAME>
-                  <XML_NAMESPACE>.*</XML_NAMESPACE>
-                </AND>
-              </match>
-              <order>BY_NAME</order>
-            </rule>
-          </section>
-        </rules>
-      </arrangement>
-    </codeStyleSettings>
-    <codeStyleSettings language="protobuf">
-      <option name="RIGHT_MARGIN" value="80" />
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="2" />
-        <option name="TAB_SIZE" value="2" />
-      </indentOptions>
-    </codeStyleSettings>
-  </code_scheme>
-</component>
\ No newline at end of file
diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
deleted file mode 100644
index 79ee123..0000000
--- a/.idea/codeStyles/codeStyleConfig.xml
+++ /dev/null
@@ -1,5 +0,0 @@
-<component name="ProjectCodeStyleConfiguration">
-  <state>
-    <option name="USE_PER_PROJECT_SETTINGS" value="true" />
-  </state>
-</component>
\ No newline at end of file