started making a flash directive/service
made some presentational changes to the flashes
made css for flash
improved the architecture of the flash
Merge branch 'feature-121' of https://github.com/notionparallax/ShadowWolf into feature-121
added the required functionality for flashes. Flashes themselves are incomplete
we'll do undo and cancel functionality later
fixes #121 :boar:
Merge pull request #158 from notionparallax/feature-121

Feature 121