+ fix bug in mesh bounding box, fix clang warning
Arch: small fix in sectionplane - fixes #1836
enhancements in exportDRAWEXE.py

simplify float formatting
support for Part::Thickness in exportDRAWEXE.py
support for Draft::Ellipse in exportDRAWEXE.py
support for Annotations
importOpenSCAD: support for projection(cut=true)
Path module: First commit

* Path.Command() object
Temporarily removed Gui from cmake
Path: Added Path object
Added Path Feature
Path: extended the command object