Merge pull request #3 from moderndeveloperllc/feature/psrComposer

PSR fixes and composer implementation
Update README.md
ACL data isn’t in the repo anymore, so we need to verify that the file exists before checking if it’s writable. Also give a better error message if not.
Typo
More in-code documentation. Added a few constants to the index.php page for easy paths.
Merge pull request #4 from xboston/patch-1

Update README.md
Merge pull request #5 from moderndeveloperllc/develop

ACL file write logic fix as it's no longer in the repo
Use new constants in config.php
Merge pull request #6 from moderndeveloperllc/develop

Use new constants in config.php
Update README.md
Adding contributing
Remove composer.lock
added extra menu items when logged in
Merge pull request #23 from james2doyle/admin-menu

added extra menu items when logged in
Merge branch 'master' of github.com:phalcon/vokuro