Param changes to match the http api Apposit are currently using.
Merge branch 'develop' into feature/issue-481-fix-apposit-transport-params
Included the 'isTest' param in the Apposit transport as a transport_metadata field.
Fix clearing external ids for flight keys.
Made changes based on param issues found in 2nd test integration attempt.
Merge branch 'develop' into feature/issue-481-fix-apposit-transport-params
Merge branch 'feature/issue-481-fix-apposit-transport-params' into develop
Merge branch 'feature/issue-484-windowmanager-leaves-keys-lying-around' into develop
Merge branch 'develop' into feature/issue-457-endpoints-and-connectors