Merge branch 'master' of https://github.com/Activiti/Activiti
fix act-1082
add test case for act-1082
ACT-1663: FormKey in StartEvent
ACT-1663: Test FIX
ACT-1722: Attribute isExecutable in ActivitiModeler.
fix act-1695
update testcase to check the ID of variable is fixed after chaning its type
Upgrading commons-lang to latest 3.1
Merge branch 'master' of https://github.com/discolo/Activiti
added copyBodyToCamelBodyAsString and copyVariablesFromHeader endpoint properties and modified camel body transition for Activiti Camel Producer
Fixed ACT-1686: Using exists instead of inner-join (which is way faster
than a distinct on the whole RES.* result set)
Fixed ACT-1594: removing obsolete documentation
Added test for ACT-815 (not a bug)
Revert "Added test for ACT-815 (not a bug)" -> test not useful

This reverts commit 6db0b491ee4e94b33e72154c067969b635ae7f59.
Fixed ACT-1529: making webapps distributable
ACT-1609: Fixed issue in DB2 systems with "process instance overview"
ACT-1630: JPAEntityMappings expose additional methods for customisation
Process documentation (aka description) was lost when deploying from model

Json converter not read process documentation from model node while creating bpmn object. Therefore there was no description in process definition after deploying model
Bug fix in last change