Implemented Lifeboard and Core Libraries.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
"6.5.c Parallel [Player] - When user doesn't have any collections and clicking on Add button shows grey bar fixed"
Merge pull request #1191 from nutan-gooru/dev-branch

Fixed css issue
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge pull request #1192 from chandrasekharv/dev-branch

Implemented Lifeboard and Core Libraries
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge pull request #1193 from sravanthi1/dev-branch

6.5.c Parallel [Player] - When user doesn't have any collections and clicking on Add button shows grey bar
Changes for tooltip question mark issue resolved
Provided from validation for logged out users while sharing via e-mail in RP and CP
Resolved conflicts.

Conflicts:

src/main/java/org/ednovo/gooru/shared/i18n/MessageProperties.java

src/main/java/org/ednovo/gooru/shared/i18n/MessageProperties.properties
Merge pull request #1195 from ssushma/dev-branch

Changes for tooltip question mark issue resolved
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1196 from VinRudramurthy/dev-branch

Provided from validation for logged out users while sharing via e-mail in RP and CP
COre Library Files updated
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge pull request #1198 from chandrasekharv/dev-branch

Core Library Files updated
Add resource infinite loading issue resolved
Merge pull request #1199 from ssushma/dev-branch

Add resource infinite loading issue resolved
"6.5.c Parallel [My Collections] Collection added through Add button from search shows visibility as Public + Radio buttons are not displayed at share tab Fixed."