Added support to edit / delete issue comments.
Added support to edit / delete gist comments.
Compile using Gradle
Merge pull request #607 from jonanp/gradle

Add Gradle support
Revert "Compile using Gradle"
Merge pull request #610 from github/revert-607-gradle

Revert "Compile using Gradle"
Merge pull request #511 from anirudh-mehta/master

Added support to edit / delete issue comments.