Added some sanity checks in samples to avoid failing cases.
 modified titles of all samples to reflect correctly what the sample is
doing.
Fixing a bug in Activity Service Get Member. typo in a parameter
memberid.
removed the Old Activities REST sample. It is not functional anymore.
Merge branch 'master' into SamplesCleanup
Some playground fixes
Review Comments.
Merge branch 'master' into SamplesCleanup
Added doc for the setPosition method.
Added documentation for the remaining getters and setters .
Merge branch 'master' into SamplesCleanup
Change the library servlet to print out its location on both the sample
app and the playground.
UPDATE: Changed member validation
UPDATE: Forgot nls strings
BUGFIX: Fixed bug related to radio button
Fix for Java File Download for public files
Fixes For IE8
adding the dpownloadFile method with same signatures as before as
overloaded methods
corrected java doc for downloadFile
ActivityStream works on w3 (but not the side nav for now, so multiple
views will not work) , 4.0 and 4.5. 

Added method in util for spliting a query into an object.