Added Font Awesome reference

Added minimal styling to dashboard and editor and rough icons to menu
editor.
Merge branch 'create-asset' of github.com:adaptlearning/adapt_authoring into Font-Awesome
Styling re-work around asset management

Page overview structure and menu editor also slightly updated.
Turned autocomplete off on Add Project screen
Re-work around menu editor height
On-going tidy-up following internal showcase
Merge branch 'develop' of github.com:adaptlearning/adapt_authoring into Font-Awesome

Conflicts:
	frontend/src/core/editor/less/editorMenuLayer.less
Merge pull request #353 from adaptlearning/Font-Awesome

Font awesome