Fix heroku link on README
Fix a couple of typos in the generic ruby buildpack
Fix typo in comment in rails3 buildpack
- Repeated syck_hack phrase due to vim '.' command (best guess) is removed. - Does something with GIT_DIR env variable removed. Comment says it does so without it removed. Fixed.
This reverts commit f595279.
… YAML parsing" This reverts commit dd6d98b.