test(integration): add integration test for independent job execution
feat(engine): make job executor deployment aware, if configured

- only selects jobs that belong to deployments that are registered with
the current engine

related to CAM-49
feat(engine): processes.xml: support more property types

- allows setting boolean and int properties when declaring an engine
test(engine-integration): refactor deployment aware job execution test

related to CAM-49
feat(engine): automatically register deployments when deployed

related to CAM-49
test(engine-integration): fix job acquisition test setup

related to CAM-49
chore(engine): synchronize iterating over registered deployments

related to CAM-49
docs(engine): add missing license headers

related to CAM-49
Merge branch 'master' of github.com:camunda/camunda-bpm-platform
fix(integration-test-engine): fix test deployment for jboss and gf

related to CAM-49
Merge branch 'master' of github.com:camunda/camunda-bpm-platform