apply codestyle

.gitignore

@@ -2,6 +2,9 @@
 *.apk
 *.ap_
 
+.idea/*
+!.idea/codeStyles/
+
 # files for the dex VM
 *.dex
 
@@ -9,25 +12,18 @@
 *.class
 
 # generated files
-bin/
 build/
 gen/
-target/
 *.iml
 
 # Local configuration files (sdk path, etc)
-.idea/
 .gradle/
 local.properties
 sample_client/local.properties
-tests/local.properties
-tests/test_cases/local.properties
 
 # Mac .DS_Store files
 .DS_Store
 
 # Proguard README
 proguard-project.txt
-sample_client/proguard-project.txt
-tests/proguard-project.txt
-tests/test_cases/proguard-project.txt
+sample_client/proguard-project.txt