Improved ubigraph visualization
Added target for ubigraph visualization
Attempt to implement ubigraph api into the program
Add default values and shapes for few partitions
Fix small bug with ubigraph usage
Make ubigraph and graphviz use the same colors
Centralize ubigraph init, small improvements
Add ubigraph to travis
Fix travis
Fix travis again
Add condition for ubigraph header inclusion
Remove unused libraries from linking
Fix ubigraph target
Normalize colors
Add demo script for easy demoing and testing
Merge remote-tracking branch 'remotes/origin/origin/ubigraph' into HEAD

Conflicts:
	Makefile
	Solution.cpp
Fixed bug where changeColor would not compile without ubigraph
Merge branch 'master' of github.com:flowlo/pcp-vns