Add Clientlibs Folder for Headscripts

Curently only contains Modernizr.
File for Clientlib Head

Added back in a js.txt file.
places tag into a horizontal tile
Merge pull request #52 from CruGlobal/horizontal-tiles

places tag into a horizontal tile
Merge pull request #50 from CruGlobal/modernizr-fix

Add Clientlibs Folder for Headscripts
Merge pull request #51 from CruGlobal/t-dev

T dev