Implemented new cell grid hexagonal schema
Fixed propagation on cells with automatism
Added new imgs and play toolbar
mend

added images
Merge branch 'new-cell' of https://github.com/justomiguel/Arritmias into new-cell
Sensor single graph approach implemented.
Revert "Sensor single graph approach implemented."

This reverts commit b37c9049e56c7c71b3645c6e318db20b9a9a2d28.
added the circle and rectangle forms
remove comments
added selection first phase
added selection first phase
Implemented improved sensor logic.
Merge branch 'new-cell' of https://github.com/justomiguel/Arritmias into new-cell

Conflicts:
	src/org/cordis/arritmias/ui/CellGridRenderer.as
Refactor and inital modelbuilder and exporter classes.
fixed null cellsize
fixed exporter xml generation
Remved unused cursor
Merge branch 'master' into new-cell

Conflicts:
	src/App.mxml
	src/org/cordis/arritmias/ui/CellGridRenderer.as
Fixed model reset.
Fixed Square an circle drawing.