Merge pull request #789 from Gooru/dev-branch

SAUSD Pagination APIs implemented
Merge pull request #811 from Gooru/dev-branch

Blocker issue for moving assignments only across pagination results issue resolved.
Merge pull request #827 from Gooru/dev-branch

Implemented stories for 6.4-patch
Merge pull request #829 from Gooru/dev-branch

compilation error resolved
Merge pull request #844 from Gooru/dev-branch

6.4 Patch release stories and bugs implemented.
Merge pull request #851 from Gooru/dev-branch

6.4 Patch release stories and bugs implemented.
Merge pull request #855 from Gooru/dev-branch

Bugs fixes
Merge pull request #867 from Gooru/dev-branch

Bugs fixes for 6.4 patch
Merge pull request #869 from Gooru/dev-branch

spelling mistake has been fixed.
Learning objective issue has been fixed.
Merge pull request #883 from shivalinga/master

Learning objective issue has been fixed.
Add course, delete course, add standards and deleteStandards API's has
been updated.
Merge pull request #888 from shivalinga/master

Add course, delete course, add standards and deleteStandards API's has been updated.
Null pointer exception has been handled.
Merge pull request #891 from shivalinga/master

Null pointer exception has been handled.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
UI Changes for Classpage view done.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge branch 'dev-branch'

* dev-branch: (89 commits)
  Pre cache for the library menu nav loading
  disabled console logs.
  HTML 5 storage logic modified for the landing page.
  Enabled multiple scroll for search.
  Enabled console logs.
  Added refresh token for google login.
  Question resources are tagged with OER.
  RUSD featured courses loading issue fixed
  Setting Spellcheck attribute for search text box.
  Added Validation code to check whether multiple urls added.
  New events updated for Quiz data
  Quizzes in Community library implemented
  "'Kindergarten' issue in info page."
  Implemented pagination for viewing all reviews.
  Reverted Multi scroll.
  Reverted Multi scroll.
  Changes for delete course implemented.
  Removed scroll for Main Window and added scroll for search Results.
  Adding Multiple Courses for a collection implemented.
  Added one more parameter for setting attribute.
  ...

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/shelf/collection/tab/info/CollectionInfoTabView.java
	src/main/java/org/ednovo/gooru/client/uc/CourseListUc.java
	src/main/java/org/ednovo/gooru/server/service/ResourceServiceImpl.java