Adding self to README.
Updates affiliation and email.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	README.md
Merge pull request #12 from taavi/master

Adds Taavi to contributors list, with affiliation
add some words to blockcode readme
Add README for graph layout engine
Merge pull request #14 from jvns/master

Add README for graph layout engine
Merge pull request #13 from dethe/add_blockcode

Added blockcode to repo