Added initial behat files
Merge branch 'master' into 102-ResponsiveImageServing-Feature
Update test files for incoming manifest functionality.
Create files, add TODOs for each branch's code
Mark out test files for implementation
Change www.cache to use file md5s for #103 #111
Remove obsolete PageTool related code.
Add more tests
Implement JavaScript server-side require with unit tests.

Closes #111.
Begin fleshing out Manifest from tests.

For #103.
Add required files and test file for #113.
Add unit tests
Fix #113, all tests pass
Add delete and check method tests
Implement delete and exists functions.
Switch to Session object, for #113.
Remove PhpUnit output
Add PhpUnit* to .gitignore
Enable gzip buffering.
Remove commented out LOC.