Updated figure 9 and usereval pic to master
Updated with Lomov and Straumit
Updated XBundle Bib and  supplemental material
Rebuttals.
Updated  reviews
shortened introduction
minor updates
Merge branch 'master' of https://github.com/bhattaca/MetaTracts_pvis
integrated acknowledgements, updated authors list
pvis.tex main page local commit
Merge branch 'master' of https://github.com/bhattaca/MetaTracts_pvis

Conflicts:
	metaTracts-pvis2014.tex
paper pass until orientation based clustering
roll back 1 commit
Merge branch 'master' into Artem-branch