Merge pull request #27 from indykish/0.5

0.5
Merge remote-tracking branch 'origin/0.5' into 0.5
Merge pull request #28 from indykish/0.5

version changed to 0.19
Merge remote-tracking branch 'origin/0.5' into 0.5
Add app request
Add app request create methods
Merge pull request #29 from rajthilakmca/0.5

Add app requests methods
Merge remote-tracking branch 'origin/0.5' into 0.5
bumped the version to 0.20