Added .jni and .so library examples
Added uploading of sample-lib to mavenLocal repo
Added sample for using local repository
.so libraries moved from library project into app project
Fix for .so libs: they cannot be included into library projects
Libraries that are built apart from main project extracted into separate directory
Renamed Gradle Android Project -> gradle-android-project
Added light buildTypes customization
Added build flavors customization
BuildConfig.java visualization
README with build instructions added
Merge branch 'dev'