Release 0.8.1

**Trade Admin**
* ability to update shipments in batch
* automatic resolution of reported taxon concept to accepted taxon concept during batch update
* ability to search for synonyms in the reported taxon concept auto complete fields

**Trade public**
* ability to search by 'Introduction from the sea' and non-current trade entities

**Species+ Admin**
* new event types in preparation for e-library integration

**General**
* Rails upgrade to 3.2.19


Because of changes to the trade autocomplete:
    `rake db:migrate`
    `SELECT * FROM rebuild_taxon_concepts_mview()`