_isSet function added to RequestData class.
_isSet function added to RequestData class.

Its purpose is to check whether the specified field handled by this class has already been initialized or not. It is similar to isSet function in access_checker module, except that it is private here.

Please see line 251 in soc.views.helper.access_checker

rhyolight/nupic.son,rhyolight/nupic.son,rhyolight/nupic.son