Fixed missing variable
Fixed context related tests
Fixed tests failing because others were closing db connection before them
*8066* Fixed truncate with empty etc variable
*8067* Skip test if no api key is set
*5723* Removed dead variable
*6901* Swap out font sizer plugin; move to plugin exclusively
*6901* Remove leftovers from old font controller
*6901* Removed leftover images
Re apply *3696* fix for moving TinyMCE cache

This patch re applies the *3696* patch to cache the TinyMCE gzip file into cache folder.
Introduce 'settings' key for plugins in grids
Merge pull request #31 from adarshaj/patch-1

Re apply *3696* fix for moving TinyMCE cache
Proper escaping
*8074* introduce insert/update author methods in PKPAuthorDAO
*8074* remove unnecessary escaping
*8074* refactor common methods for users, authors; introduce PKPIdentity parent class
*8074* fix constructor name
*8063* prevent datepickers from becoming orphaned on modal close
*7904* Support reporting back an update status
Illegal reference use