signals of used  GUI elements and corresponding slots execution.

TGedFrame
- new data member fAvoidSignal = kFALSE by default. In SetModel method of any editor it is set to kTRUE to avoid executing slot method and in the end of SetModet is set to kFALSE again;

TGedEditor
- move the call of TGMainFrame::Layout from TGedFrame::SetActive in
TGedEditor::SetModel

TPadEditor
- no need of TGCompositeFrame *f7 as data member
- added new data member TGButtonGroup *fBgrop
- connected DoBorderMode slot with TGButtonGroup::Released signal

TGraphEditor
- changed signature of DoShape method
- connected DoShape slot with TGButtonGroup::Released signal

TH1Editor
- new method DoHistView()
- fixed problem shown with MSVS 8 (thaks to Timur and Bertrand)
- connected DoHistView slot with TGButtonGroup::Released signal

TH2Editor
- new method DoHistView()
- fixed problem shown with MSVS 8 (thaks to Timur and Bertrand)
- connected DoHistView slot with TGButtonGroup::Released signal

All other editors - follow-up changes in the code related to the
fAvoidSignal use.


git-svn-id: http://root.cern.ch/svn/root/trunk@15526 27541ba8-7e3a-0410-8455-c3a389f83636