Refactoring to remove :not selector and replace with a --text modifier class
Removing width:100% from commonField mixin and creating a new class for full width
Merge pull request #67 from Financial-Times/not-selector

Refactoring to remove :not selector; replace with a text modifier class
Merge pull request #68 from Financial-Times/full-width

Removing width:100% from commonField; creating a new class for full width
Merge branch 'master' of https://github.com/Financial-Times/o-ft-forms into element-heights

Conflicts:
	src/scss/_mixins.scss
Make big field size the default
Update demos to use --text modifier class
Add small modifier class
Fix alignment of select trigger icon
Update radio button and checkbox demos