Add parameters for publishing messages
Add instance of lims-core message_bus
Merge pull request #19 from llh1/master

Drop the last caracter of sanger barcodes
Add exchange configuration to publish messages for sequencescape
Complete MessageBus class
Setup the exchange for sequencescape
Publish a message when a plate/tube_rack is created in sequencescape
Setup the exchange to publish messages for sequencescape
Fix specs
Use lims-core v2.3 and bump version to 0.6
Fix attribute type
Delete unused variable
Merge
Merge pull request #20 from llh1/52214463_send_a_message_on_sequencescape_resource_creation

52214463 send a message on sequencescape resource creation
Publish messages when a plate is updated
Publish messages when a plate is updated
Fix message handler
Bump version to 0.6.1
Merge pull request #21 from llh1/52214463_send_a_message_on_sequencescape_resource_creation

52214463 send a message on sequencescape resource creation
Reject the message if no study can be found for the sample