Make webkit autocomplete login styles less heinous

Fixes #771
Adding submodule update to grunt init

issue #1053

- not the greatest module, but perhaps one to re-create ourselves in future
Fix image upload issue.

fixes #1377
Add rel='canonical' support

closes #1341
- Added canonical link to header using ghost_head helper.
Add API tests

closes #1189
- added tests
- added request module
- added status codes to API calls
- fixed return values of API calls
- fixed that drafts caused an error when being deleted
- fixed X-Invalidate-Cache headers
- moved testUtils.js to utils/index.js
Remove timeouts on tests
Alphabetical package.json cos OCD
Run tests on MySQL and use travis-$DB environments.

refs #921
fixes #1385
Bugfixes for tests
Properly format publish date.

fixes #1335
Automatically replace unicode characters with ascii characters for slugs.

fixes #1285
Render a page template if it exists in a theme for a post marked as page.

Closes #1329.
Updating Casper to latest inc page template
Merge branch 'sitemap' of github.com:vaughanstudios/Ghost into sitemap