Changes before merging Tuhin's changes
Merge branch 'master' of github.com:nakultirumalai/VLSIPlacement

Conflicts:
	code/Design/DesignSolve.cxx
	code/Flags/Flags.h
	code/Flags/FlagsMain.cxx
	code/Makefile
	code/main.cxx
addition of spreading and stuff
committing merged changes