make saving solutions not add extra things every time
make exercises and multiparts preserve ids on things
refactor exercise paragraph enforcement
refactor exercise paragraph enforcement to use more jquery
Merge pull request #58 from oerpub/56617204

make saving solutions more gooder
refactor exercise paragraph enforcement
refactor exercise paragraph enforcement to use more jquery
Merge pull request #59 from oerpub/56617204-part2

make exercises and multiparts preserve ids on things
Merge branch 'master' into 56617204
make math not look dirty when still initalizing
fix math bug in exercises
Merge pull request #60 from oerpub/56617204

make math not look dirty when still initializing
update copy icon
Merge branch 'master' of github.com:oerpub/Aloha-Editor
fix type switching on solutions
add code back to format drop down
Image rewrite code, salvaged from tesing branch

During the sprint in August, this code ended up in a way that was hard to
get back into master. This brings it over whole-sale.
Merge pull request #61 from oerpub/55550230

fix type switching on solutions
Merge pull request #63 from oerpub/copy-image-rewrite

Copy plugin changes for url rewriting
fix note and definition placeholder