Merge pull request #832 from anilgooru/dev-branch

Added new error do object. On logout removed cookies. Integrated Google Drive Api and handled error validation.
change static text to message properties
change static text to message properities
Implemented breadcrumbs for gooru drive files.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/shelf/collection/tab/resource/add/drive/DrivePresenter.java
	src/main/java/org/ednovo/gooru/client/mvp/shelf/collection/tab/resource/add/drive/DriveView.java
	src/main/java/org/ednovo/gooru/client/mvp/shelf/collection/tab/resource/add/drive/DriveView.ui.xml
	src/main/java/org/ednovo/gooru/client/mvp/shelf/collection/tab/resource/add/drive/driveStyle.css
	src/main/java/org/ednovo/gooru/server/service/WebService.java
Merge pull request #834 from shivalinga/dev-branch

Implemented breadcrumbs for gooru drive files.
Merge pull request #833 from nutan-gooru/dev-branch

Change static text to message properties
Added support for implementing Add resource.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  Implemented breadcrumbs for gooru drive files.
  change static text to message properities
  change static text to message properties

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/shelf/collection/tab/resource/add/drive/DrivePresenter.java