Cleaning up error message output
Updated Gradle Android tools version
Closing #179
Removing duplicate call
Closes #137
Manual merge, Closing #269, #118, Closing #10, Closing #127, #154
Fixed wrong static field, Closing #229
Added Proxy Authentication ; fixes #328
Merge pull request #329 from ankushsachdeva/master

Added Proxy Authentication ; fixes #328
Merge branch 'master' of https://github.com/loopj/android-async-http

# By mareksebera (7) and Ankush Sachdeva (1)
# Via Ankush Sachdeva (1) and Marek Sebera (1)
* 'master' of https://github.com/loopj/android-async-http:
  Added Proxy Authentication ; fixes #328
  Fixed wrong static field, Closing #229
  Manual merge, Closing #269, #118, Closing #10, Closing #127, #154
  Closes #137
  Removing duplicate call
  Closing #179
  Updated Gradle Android tools version
  Cleaning up error message output