Merged revision 45047,45059,45066,45071,45072 from /trunk
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r45047 | zeljko | 2014-05-16 14:33:49 +0200 (Fri, 16 May 2014) | 2 lines

Qt: fixed groupbox preferredSize and added workaround for scrollbar policy change in TQtCustomControl.issue #26174

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r45059 | zeljko | 2014-05-17 17:03:56 +0200 (Sat, 17 May 2014) | 2 lines

Qt: fixed wrong clientRect & clientOffset result when TQtWidget have assigned FOwner.issue #26175

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r45066 | zeljko | 2014-05-18 09:18:56 +0200 (Sun, 18 May 2014) | 2 lines

Qt: fixed StretchMaskBlt bug when dstRect position is not inside clipRegion.issue #26004

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r45071 | zeljko | 2014-05-18 11:39:33 +0200 (Sun, 18 May 2014) | 2 lines

Qt: simplified and corrected clientrect handling of TQtAbstractScrollArea, especially in case of TScrollBox.

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r45072 | zeljko | 2014-05-18 13:05:41 +0200 (Sun, 18 May 2014) | 2 lines

Qt: implemented SM_CXDRAG,SM_CYDRAG.

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git-svn-id: http://svn.freepascal.org/svn/lazarus/branches/fixes_1_2@45074 4005530d-fff6-0310-9dd1-cebe43e6787f