WIP form modal can be shown
Modal can be dismissed
Added overlays and keys modules
Added custom styles for feedback modal
Added a hint of blue in cloak colour
Merge branch 'master' into feedback-ui
Style button for feedback modal
Merge branch 'master' into feedback-ui
Styled close button
Added minimum height for feedback text area
Added CSS arrow tip for modal box
Refactored feedback modal
Fixed bug in feedback.html
Removed redundant lightbox code
Refactored feedback modal
Added page_url to feedback data
Merge branch 'master' into feedback-ui

Conflicts:
	src/index.html
	src/media/css/variables.styl
	src/templates/footer.html
Merge pull request #111 from cvan/feedback-ui

Feedback modal