Qt: added QTCOCOA define for qt 64bit cocoa build, also fixes crashes with forms when using QTCOCOA.


git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@44905 4005530d-fff6-0310-9dd1-cebe43e6787f
LazDebuggerFp (pure): Implemented basic callstack

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@44906 4005530d-fff6-0310-9dd1-cebe43e6787f