Shorter clearfix for IE8+

removed z-index for IE6/7
removed :before as it is not necessary for IE8+
Updated inuit.css documentation link in README
Remove trailing whitespace.
Add missing 'lap-and-up' and 'desk-wide' to 'hide' helper classes
Use csswizardry-grids style grid system
Merge branch 'feature/helpers' into v5.0

Add float none helper
Add text helper comment
Add margin and padding helpers
Improve go class
Improve hidden content helper
Add !important flags to helpers
Wrap hidden elements CSS up in a mixin
Add push and pull for lap-and-up

Also tidy up how push and pull are included.
Merge branch 'fix/design' into v5.0

Reinstate links’ initial underline
Remove links module altogether
Improve `matrix` object

Since it basically has the same properties that the `block-list` objects we can make proper use of the DRY principle and @extend it.
LESS - Since @extend doesn't exist yet in LESS, mixins can do the job.
Switched base font-family to use a variable
Use beautons as main buttons object
Added abstractions to use half the spacing

Made use of the same variable names used for the base.
Merge branch 'feature/mixins' into v5.0

Make line-height optional in font-size mixin
Add headings mixin
Remove Batch
Merge branch 'feature/submodule' into v5.0

Remove files not needed for core
Begin tidying defaults file ready for use as a submodule
Move structure around to better suit use as a submodule
Add inital feature switches
Variablise UI border colour
Update copyright
Add push and pull switches
Begin 5.0 docs
Merge branch 'feature/docs' into v5.0

Add @makeusabrew attribution
Remove ellipses from code
Clean up some files, get rid of the gitignore