Merge branch 'release-0.4.5' into dev
0.4.5 (2014_10_08)
o feature79 : Dipydocs format #33 (RECORD_EXT, summary files)
o feature74 : added the TextEditor::wheelEvent() method so that zoom value is
  now stored even if it's modified with the mouse.
o +feature83, feature82, feature81, feature80, feature78, feature77, feature76,
  feature75, feature72, feature71, feature70, feature69, feature68
code quality : 9 errors, according to cpplint.py
all the UI is being modified; gcc outputs is now colorized
+ sourcecommentarysplitter.*
+ qt/icons.*
static icons variable has been placed into the namespace 'preloaded_icons'
several pointers became references
'selected_text_and_blocked_commentaries' > 'blocked_commentaries'
sourcecommentarysplitter > scsplitter
Icons icons is now treated as global variable
cleaning up the code
replaced TODO stuff by functional Qt5 signals
added a default style sheet to MainWindow object
internal_name has been added to name objects internally
fixed the '+' icon used in the source zone
Fixed the way the documents' name are displayed in the tabs.
+ qt/tabs.*
fixed qt/tabs.* so that the close button is effective
tabs.* -> sctabs.*
added SCSplitter::get_object_name() in order to distinguish the same DipyDoc opened several times.
no more temporary stuff marked by 432 symbols