Some cleanup, moved the inside function into the polygon class instead of the comb class. Made all the lineends unix style. Added namespaces.
Merge branch 'master' of github.com:Ultimaker/CuraEngine
Make bridges per fill area instead of per layer.
fix compilation on Linux

src/gcodeExport.cpp:63:23: error: cannot convert ‘fpos_t {aka _G_fpos_t}’ to ‘long int’ for argument ‘2’ to ‘int fseek(FILE*, long int, int)’
     fseek(f, oldPos, SEEK_SET);
Merge pull request #80 from martinxyz/master

fix compilation on Linux
Fix crash bug.
Fix crash bug.
Merge branch 'master' of github.com:Ultimaker/CuraEngine
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/bridge.cpp
	src/comb.cpp
	src/fffProcessor.h
	src/gcodeExport.cpp
	src/infill.cpp
	src/inset.cpp
	src/polygonOptimizer.cpp
	src/skin.cpp
	src/support.cpp
	src/utils/polygon.h