Removing link to source
Update index.md
Merge pull request #15 from darribas/nosource

Removing link to source
Images on the landing page
Adding gallery page using grid implementation
Merge branch 'master' of https://github.com/pysal/pysal.github.io

Conflicts:
	_includes/index.md
Merge pull request #18 from darribas/master

Adding small grid to home page and gallery page
Merge branch 'master' of https://github.com/pysal/pysal.github.io

Conflicts:
	_site/index.html