Merge branch 'release/0.8.0-beta.6' into develop
Fix doc task
Updated version for next release cycle
Escape single quotes in checked-script strings

Closes #pallet/329
Use posix tests for greater/less comparisons
Enable travis and release configuration
Remove release script
Update .gitignore for .nrepl-*
Updated project.clj, release notes and readme for 0.8.0-beta.7
Merge release/0.8.0-beta.7