Test suite expansion (#20)

- Code inspection
 - Redundant resources removed
 - Resources moved the corresponding flavours
 - Deprecated dependencies upgraded
 - lint changes
 - circleci updated to capture screenshot
 - Testsuite expansion

.gitignore

@@ -65,6 +65,7 @@ gen-external-apklibs
 /out/
 
 # User-specific configurations
+.idea/androidTestResultsUserPreferences.xml
 .idea/caches/
 .idea/libraries/
 .idea/shelf/
@@ -94,5 +95,3 @@ gen-external-apklibs
 /fastlane/report.xml
 # Google play files
 /google-play-key.json
-
-/.idea/androidTestResultsUserPreferences.xml