Updated gradle build file, removed several Volley libs/classes
Replaced a bulk of the volley components with their OKHttp counterparts, maaaay have overengineered it just a tad
Changes to DB representation (for future usage)
Updated gradle metadata
Merge branch 'replace_volley_with_okhttp' into feature_gcm

Conflicts:
	GithubStatus/build.gradle
	GithubStatus/src/main/java/com/deange/githubstatus/Utils.java
	GithubStatus/src/main/java/com/deange/githubstatus/ui/MainFragment.java
	gradle/wrapper/gradle-wrapper.properties