#1397082 by gilgabar: Move hook_field_schema() to .install file.
#1385820 by gilgabar: Fix notice undefined index for bundles created after a node reference has been created on node reference count settings.
#984428 by gilgabar: Fixed removing a node reference does not decrement the count.
Fix incorrect index in non-zero formatter.
Issue #1232670 by gilgabar: Update readme instructions for VBO usage with Drupal 7.
Add query tag.
Issue #1191994 by chipcleary: Fixed strict warning: Only variables should be passed by reference in nodereference_count_get_fields_db().
by gilgabar: Fix notices about original property when creating a node.
Issue #1102122 by Scyther: A nodereference field shared by multiple content types only updates the count on referenced nodes with one of the content types.
Issue #984428 by gilgabar: Update the count on previously referenced nodes.
