Bug 11477 fixed: there were memleaks with textures (matplot, etc)

Change-Id: I108ca67ae8a4a0795ea9cda0a773ff66458a2307
* Bug #12213 fixed - lincos help page example produced undefined variable
                     warnings.

Change-Id: I83fd7f392e2b730a98481e10f3edd7b964189bfe
not equal operator is <> or @= but nor !=

Change-Id: I31af51eabc8fdf9df8ff5a8c055a4861328523c3
Docking: bug when saving the configuration

Change-Id: Ica5093b9238ec471ee1a81cc682bba334e55c63c