refactor form elements so that index is a data attribute and not a subele
implelement dragging and dropping forms between modules
cleanup
change warning text; quote some attributes
merge with bb's stuff... hopefully didn't break anything
change warning text
Merge pull request #240 from dimagi/drag-to-module

Drag to module
remove link to application summary while application summary page is broken
Merge pull request #372 from dimagi/remove-smry

remove link to application summary while application summary page is bro...
add select2.png
Merge pull request #373 from dimagi/s2png

add select2.png
Merge branch 'master' into case-config