Teachers and students can modify LT levels of understanding
Fixed static pages spec. Tests passing again.
Commenting added on level up/down.
Commenting on LT level modification added.
Merge pull request #61 from stantastic6/comments
Merge pull request #61 from graspapp/comments

Add comments.
Update schema.
replace favicon with minimal g text and change it to an .ico format so windows will play nicely
include .png favicon
text-based icon in nav
Merge branch 'master' of https://github.com/graspapp/grasp into luke-working
Merge pull request #62 from simplyluke/luke-working

Logo swaps
should fix the issue with logo displaying poorly in production
Merge branch 'master' of https://github.com/graspapp/grasp into luke-working
Merge pull request #63 from simplyluke/luke-working

Fix logo display issue (hopefully)
Update schema.rb
Learning Targets -> Concepts. Closes #65. Closes #67.
Remove extraneous output.gif in stylesheets folder.
Revert logo_large.png and logo_large@2x.png to
5526055af794cab47f798abb8cbbb46622a9c760.
Merge pull request #68 from graspapp/concepts

Rename Learning Targets to Concepts