Added ev_mapping_list_get: returns the EvMapping in the EvMappingList at coordinates (x,y).
libview: Grab focus for form fields and links on mouse press

Rewritten focus annotations in a generic way.

https://bugzilla.gnome.org/show_bug.cgi?id=706244
Post branch version bump
docs: Add index for new libevdocument API in 3.12