manage - added stream links

other:
* action=delete_stream was missing a "
* refactored 'response' text rendering
viewsinglestream - initial implementation from mock
imgupload - initial implementation from mock

* added some descriptions of the DB internals
imgupload - added primitive image galery

* just shows filenames, no URLs
imgupload - refactored out the query

* def getStreamImg returns json
updating comments
json passing: successful test