Do not execute a Button Command when disabled
Release 2.9.3
Merge pull request #229 from Livefyre/k_disable_button

K disable button
Modal flow can be stacked. Tests needed.

Conflicts:
	src/modal/main.js
Debugged and tested.

Conflicts:
	src/collection/main.js
	src/content/fetch-content.js
	tests/spec-list.js
	tests/spec/collection/main.js
Remove fetch-content tests because it is not needed atm
Make tests pass
Add tests
Enable and disable button independently of command
Release 2.10.0
Merge pull request #231 from Livefyre/ks_stacking_modal

Ks stacking modal
Merge pull request #230 from Livefyre/k_button_state

Enable and disable button independently of command
Merge pull request #232 from Livefyre/master

mergeback 2.10.0
LF-9826: Adding twitter verified logo to tweets

https://livefyre.atlassian.net/browse/LF-9826
LF-9826: Updates per review
Removing DS_Store
Fixing misspelled name in .gitignore
Bumping versoin
Merge pull request #235 from Livefyre/k_9826

LF-9826: Adding twitter verified logo to tweets
Fix bug where pausing a Collection or CollectionUpdater would throw an
uncaught error. closes #233