PathValidator

Not fully Implemented
bug fix
method changes implementation
Merge branch 'zz_local'

Conflicts:
	src/com/soen6441/ui/common/GridView.java
MapView works

MapView works
spelling mistakes+ suggestedSize for GridView
suggestedSize() implementation
Miniral Change

Miniral Change
Merge branch 'master' into zz_local
Modified the demo play

Modified the demo play