colleague Connection refactoring
update xpath
corrected documentation
Merge pull request #1075 from priand/playground2

Change the SBT dependency (move designer above) to fix compilation issue
Have each environment in the playground represent a separate container
Merge branch 'master' into PS1_refactoring
added setId to AtomEntity class
setId method in AtomEntity
added deprecated to setoConnectionId
Merge pull request #1072 from swatisingh10/PS1_refactoring

Ps1 refactoring
New unit test for AddTagsWidget
Merge pull request #1077 from markewallace/AddTagsWidgetTest

Add Tags Widget
Code review changes
Merge pull request #1076 from ryanjbaxter/container-environments

OpenSocial Containers Based On Environments
Playground changes to adapt to the new OpenSocial plug-in and container
architecture