Fixes #93.

Fixing a z-index error where the editor is overlaying the toolbar.
Fix display "Read more" button
Update .editorconfig

Add this extensions: js, less, css, json, razr.
codemirror updated to 4.4
beautified system emails
Added mail parameter
fixed not escaped @ in system email
Merge branch 'master' of github.com:pagekit/pagekit
cleanup system mail css
Updated reset mail parameters
updated changelog
fixed APC/APCu requirements
Fixed active menu item detection
Merge pull request #172 from nicolas-brousse/patch-2

Update .editorconfig, thanx @nicolas-brousse
Merge pull request #152 from HostSpectr/fixes

Fix display "Read more" button, thanx @HostSpectr
Added units to cache key in weather widget
Merge pull request #101 from josefweibel/toolbar

Fixes #93.
better toolbar z-index in system theme
Added admin theme font subset latin, latin-ext
Merge pull request #5 from pagekit/master

Merged to newer version.