Slightly wider table-cell for edit contenttype action-btn

Localized bolts will otherwise wrap the button-addon selector to a new line

SASS --sourcemap flag is deprecated
Bugfix
delegated config loading to the extension allowing more control over response to developers
fix to variable name
init composer as array
init extension provider first
init extension provider first
hook up newly registered extensions if they are registered post load
The 'Extra' section of Bolt is plural, not possessive.
Add a 'ck' parameter (that by default reflects CK's default) that
indicates to a site admin they can enable browser spell checking.
Merge pull request #1717 from bacbos/master

Slightly wider table-cell for edit contenttype action-btn
Merge pull request #1727 from GawainLynch/hotfix/apostrophe-abuse

The 'Extra' section of Bolt is plural, not possessive.
Merge pull request #1728 from GawainLynch/hotfix/ckeditor-spellcheck

Add a 'ck' parameter (that by default reflects CK's default)
Adding "keep textselection" to CKEditor.
Tweaking .gitattributes
restore try catch block
Merge pull request #1723 from rossriley/extensions-improvements-fixes

Better Support for non-composer Extensions
Revert "Adding "keep textselection" to CKEditor." Damn thing doesn't work.

This reverts commit 59269abd46c13624b538dd2c73fed7bdfdb874f5.
Tweaking CSS.