oops
Improving settings form & var cleanup

Improving settings form & var cleanup : will be easier to fulfill for
users
Updating translation
Adding DIR constant : will be easier for users...

Adding DIR constant : will be easier for users to remember to use it if
he/she defines a custom view inside views/local
Adding DIR constant : will be easier for users...

Adding DIR constant : will be easier for users...
Adding new ajax handler for getting hierarchy

Adding new ajax handler for getting hierarchy. Note : parent_id must be
indexed in CA search_indexing for that.
 New icons
Adding collectiveaccess_ajax_getchildren
Sending back a constructed html view
New functionality : hierarchy viewer

New functionality : hierarchy viewer, useful for EAD archives
New functionality : hierarchy viewer
New functionality : hierarchy viewer