Merge pull request #67 from ajstanley/6.x

Added logic to remove associations when form is deleted
Updated version number for 6.x-13.1-RC1
Updated version number for 6.x-13.1
add trim to path and value. when there's a leading space, ingest sometimes fails. ISLANDORA-711
Merge pull request #75 from nhart/6.x

add trim to path and value
Added trim to elements as per JIRA Islandora-778
Merge pull request #81 from jamesgardham/6.x

Added trim to elements as per JIRA Islandora-778