Renaming com.ibm.xsp.extlibx.sbt to com.ibm.xsp.sbtsdk.core
Merge pull request #272 from fmoloney/ActivityStream

Activity Stream
Merge pull request #273 from fmoloney/ActivityStream

Add samples documentation for the stream.
File Proxy + File Upload and Download JS Changes
Change to make forceAuthentication method public so that it can be used
from FileProxy
change to make forceAuthntication public
Removing unwanted imports + create new file (not required)
Change to show download link with title
reverting change in ClinetService to make forceAuthentication public and
copied the code to file proxy
removed downloadFile function
Merge pull request #274 from padraic-edwards/RenameSBTPlugin

Renaming com.ibm.xsp.extlibx.sbt to com.ibm.xsp.sbtsdk.core
Merge branch 'master' of https://github.com/OpenNTF/SocialSDK into JSFielUploadAndDownload
incorporated review comments and fixed issue with pin and unpin file
Merge pull request #275 from VineetKanwal1/JSFielUploadAndDownload

File Proxy + Js file upload and download changes
Fix some samples, MultipleViews doc had the wrong name and resulted in
two samples in the tree.