update hit part from a process to itself (vertical and horizontal symmetry)
curved hit in particular cases
Merge branch 'master' of https://github.com/pgroubioinfo/pgrou

Conflicts:
	src/gfx/GAction.cpp
Modif initPointsAutoHit and updatePointsAutoHit
modif : curved hit
Curved Hit
Merge branch 'master' of https://github.com/pgroubioinfo/pgrou
optimization curved hits
Merge pull request #49 from florem92/master

curved hit - vf