Merge pull request #111 from whymarrh/develop

Update contribution guidelines
Update Zend Framework and PHPUnit versions
Whitespace and docblocks cleanup
Merge upstream develop into develop
Remove develop brancn build status
Add linkt to GitHub Guides
Add link to JSHint
Fix link to contributing document
Small grammar fix
Add link to PHPUnit website
Show Grunt help output by default
Check for correct command in bower task