Merge pull request #32 from oerpub/ticket-467

Use internal browser cursors if available
use css for dragging helper title capitalization
refactor some quotes in the quotation plugin
Merge pull request #40 from oerpub/bugfix-461

fix exercise and solution type selectors
Merge pull request #37 from oerpub/ticket-474

show block titles as bold while editing
Merge pull request #33 from oerpub/feature/quotation

adds quotation semantic element
Merge remote-tracking branch 'origin/master' into ticket-359
Merge pull request #35 from oerpub/ticket465

refs #465: only put <P> element around orphaned media/image elements
Merge pull request #36 from oerpub/ticket-439

tweaks to semantic block drag/drop behavior
refactor semantic blocks dependency structure
Merge remote-tracking branch 'origin/master' into ticket-359
refactor semantic blocks dependency structure (continued)
add dynamic labels to semantic blocks
change copy in semantic block modal
Merge branch 'ticket-359' into testing

Conflicts:
	src/plugins/oer/exercise/lib/exercise-plugin.coffee
	src/plugins/oer/exercise/lib/exercise-plugin.js
	src/plugins/oer/note/lib/note-plugin.coffee
	src/plugins/oer/note/lib/note-plugin.js
	src/plugins/oer/semanticblock/lib/semanticblock-plugin.coffee