add feature graphic

.gitignore

@@ -1,19 +1,23 @@
-# Built application files
+# built application files
 *.apk
 *.ap_
 
-# Files for the ART/Dalvik VM
+# files for the dex VM
 *.dex
 
 # Java class files
 *.class
 
-# Generated files
+# built native files (uncomment if you build your own)
+# *.o
+# *.so
+
+# generated files
 bin/
 gen/
-out/
+app/release/
 
-# Gradle files
+# Ignore gradle files
 .gradle/
 build/
 
@@ -23,42 +27,18 @@ local.properties
 # Proguard folder generated by Eclipse
 proguard/
 
-# Log Files
-*.log
+# Eclipse Metadata
+.metadata/
 
-# Android Studio Navigation editor temp files
-.navigation/
+# Mac OS X clutter
+*.DS_Store
 
-# Android Studio captures folder
-captures/
+# Windows clutter
+Thumbs.db
 
-# IntelliJ
+# Intellij IDEA (see https://intellij-support.jetbrains.com/entries/23393067)
 .idea/workspace.xml
 .idea/tasks.xml
-.idea/gradle.xml
-.idea/assetWizardSettings.xml
-.idea/dictionaries
-.idea/libraries
-.idea/caches
-
-# Keystore files
-# Uncomment the following line if you do not want to check your keystore files in.
-#*.jks
-
-# External native build folder generated in Android Studio 2.2 and later
-.externalNativeBuild
-
-# Google Services (e.g. APIs or Firebase)
-google-services.json
-
-# Freeline
-freeline.py
-freeline/
-freeline_project_description.json
+.idea/datasources.xml
+.idea/dataSources.ids
 
-# fastlane
-fastlane/report.xml
-fastlane/Preview.html
-fastlane/screenshots
-fastlane/test_output
-fastlane/readme.md