add missing grade_items_history upgrade step
use cross-db update of capabilities
CONTRIB-4754 Added upgrade step to account for name change from
"attforblock" to "attendance":
- updated itemmodule field in the grade tables
- updated role_capabilities table to preserve old capabilities
- deleted old data from capabilities and role_capabilities tables
bump version to release to plugins db
Merge remote-tracking branch 'upstream/master'

Upgrade fork from original.