[lib-bug] Updated gitignore and buildsystem to the latest version.

Author: FranRiadigos

.gitignore

@@ -1,21 +1,21 @@
-# Built application files
-*.apk
-*.ap_
+################################################
+#### Java
+hs_err_pid*
 
-# Files for the ART/Dalvik VM
-*.dex
-
-# Java class files
-*.class
+################################################
+#### Android
 
 # Generated files
 bin/
 gen/
-out/
 
 # Gradle files
-.gradle/
+.gradle
+gradle-app.setting
 build/
+captures/
+.externalNativeBuild
+gradle.propierties
 
 # Local configuration file (sdk path, etc)
 local.properties
@@ -29,38 +29,86 @@ proguard/
 # Android Studio Navigation editor temp files
 .navigation/
 
-# Android Studio captures folder
-captures/
-
-# IntelliJ
+# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
+!gradle-wrapper.jar
+
+# Espresso
+*.esproj
+
+# Android Studio and Intellij and Android in general
+android/libs/armeabi/
+android/libs/armeabi-v7a/
+android/libs/x86/
+android/gen/
+/*/.idea
+/.idea
+*.ipr
+*.iws
 *.iml
-.idea/
+out/
+
+# Avoid ignoring Project Code Style Settings
+!.idea/codeStyles/Project.xml
+!.idea/codeStyleSettings.xml
 !.idea/modules.xml
-!.idea/codeStyles
-!.idea/codeStyles/**
 
-# Keystore files
-# Uncomment the following line if you do not want to check your keystore files in.
-#*.jks
+# Intellij IDEA (see https://intellij-support.jetbrains.com/entries/23393067)
+.idea/tasks.xml
+.idea/datasources.xml
+.idea/dataSources.ids
 
-# External native build folder generated in Android Studio 2.2 and later
-.externalNativeBuild
 
-# Google Services (e.g. APIs or Firebase)
-google-services.json
+################################################
+#### OSX
+
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+
+################################################
+#### Windows
+
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
 
-# Freeline
-freeline.py
-freeline/
-freeline_project_description.json
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
 
-# fastlane
-fastlane/report.xml
-fastlane/Preview.html
-fastlane/screenshots
-fastlane/test_output
-fastlane/readme.md
+# Windows shortcuts
+*.lnk
 
-#Custom
+## Custom
 version.properties
-*/**/version.properties
+/*/version.properties