Fixed bug with repeated IDs in gathered layout info
Add getInfo method to fdjtSelecting which returns start and end nodes
Some IE fixes and don't check for transitionEnd handler when you don't have addEventListener
Fixed bugs in save/restore layout code and split nodes
Filter out more temporary IDs from lostids
Store codexbaseid on restoring layouts
Added indexedDB shim
Added option to use indexedDB for caching layouts (more space)
Fixed race conditions for layout cache initialization
Merge branch 'master' into refdb