+ Fix segmentation fault
+ allow to set constraints of properties via Python
+ fixes #0001413: Part.Shape.transformGeometry on Null Shape causes SIGSEGV
+ Set number of deciamls with GUI
fix for reset the color information on changing the base mesh
using QProcess for starting Calculix
+ fixes #0000854: Ability to change number of digits to the right of decimal place in spinboxes
Merge branch 'master' of ssh://git.code.sf.net/p/free-cad/code
small fix
add fcgear

http://forum.freecadweb.org/viewtopic.php?f=9&t=5703
switch the physical Properties to Quantity and add Pressure and Force
Fix not set optional python parameter
PropertyUnits takes Unicode python strings
Implement the python gear feature