first finished implementation of Quantity parser
start PropertyQuantity and InputField
Integrate Werners & Jans double branch

Move from float to double
Further suggestions for float -> double move
Moved Tools2D from float to double
More suggestions for float->double move from Gui subdirectory
Changes to FEM constraint visuals for float->double move
Suggested changes for float -> double move
Suggestions for Part module moving float -> double
Further doubel suggestions from Jan

Moved Gui/InputVector,Placement,Transform from float to double
Moved Sketcher from float to double
more suggestions for moving float -> double
Fixed python format flags "f" from float to double "d"
small fixes
Add SchemaVersion to RestoreDocFile to distinquish double from float binary