Merge branch 'next' of github.com:g105b/PHP.Gt into next
Merge branch 'live' into next
Merge branch 'master' into next
Update changelog
Slight improvement on integration to browser.
Add new tests working with Gt files
Start error fix for not expanding head when cache valid
Refactor head processing
Refactor element details to reuasable static array
Begin organising assets
Map source/destination file paths in File Organiser.

For #141
Allow Gt shared client side assets (in GTROOT).
Check md5 against processed content.

Still needs to get speed improvement. This can be done with
a check against filemtime, before md5ing the processed content.
Optimise FileOrganiser

Only perform heavy operations if it seems like source files have changed.
Update file copy/process methods
Merge branch '141-FileOrganiserManifest' into live
Improve manifest file listing
Highlight bug in copy process
Update to bug fix
Apostrophe police