fixing issue where the cursor indicator would no longer flash

fixes #51
- removing styles that conflicted with the original CodeMiror styles
Merge pull request #52 from morficus/missing-flashing-cursor

fixing issue where the cursor indicator would no longer flash
Allow button/input type submit to be green
Hide code mirror cursor when not focused

Closes #51 again

- Hide CodeMirror cursor when not focused
CSS for About page

Refs #23

Corresponding HTML is located at https://github.com/TryGhost/Ghost/pull/3155/files
Post settings menu styling for https://github.com/TryGhost/Ghost/issues/3084
References #33

- Alter the existing UI
- Add 2 button options, 'has-icon' and 'only-has-icon' (for the < Users and Settings buttons)

Corresponding markup: https://github.com/TryGhost/Ghost/pull/3176/files
Hover colour for the markdown help button when an inactive tab on the tabbed editor.

Previously, hovering the markdown help button when the editor is on mobile tab mode, it disappeared as it was the same colour as the background. It's now the same colour as the inactive tab text.
Prevent mobile text area editor bottom being but off

Closes #53

- Adds webkit smooth bouncy overflow
- Make height of the textarea slightly short than 100%
Add padding to mobile/touch editor

Improves #53
Closes https://github.com/TryGhost/Ghost/issues/3103
We aren't hosting docs publicly yet.

Closes #54
Minor style fixes for the user management screen

References https://github.com/TryGhost/Ghost/pull/3189 and #21
Invite User modal styles

References https://github.com/TryGhost/Ghost/issues/3079 and #21

Also changes the global modal styles
Remove .active button styling and remove underlines on user management list items
New form style

Conflicts:
	dist/css/ghost-ui.min.css
	docs/dist/css/ghost-ui.min.css
Add down arrow to <select> elements
Correct spacing on invite user modal to fit new form style
Re-add text area styling, which fixes the broken test.
Swap entry title selector for one that isn't applied after a delay

This fixes a bug that made the title in the editor look like it was animating in, as `.editor` is added after a slight delay.
Correct styling of setup form