fix(rest): improve resteasy test runtime performance

- exchanges twjs server by netty
- greatly improves test runtime

closes CAM-431
Merge branch 'master' of github.com:camunda/camunda-bpm-platform
feat(rest): add DELETE process instance

contributes to CAM-641
fix(ci): exclude jboss only in gf CI
Merge branch 'master' of github.com:camunda/camunda-bpm-platform
fix(CI): temporary disabling testcase
feat(plugin): Add table with deployed processes

- The table contains a list of all deployed processes

closes CAM-691
Merge branch 'master' of github.com:camunda/camunda-bpm-platform
CAM-595 [Activiti] fix a bug in HistoricProcessInstance.xml (#57)
chore(renderer): Merge renderer changes

- merge renderer changes into webapps
Merge branch 'master' of github.com:camunda/camunda-bpm-platform
feat(cockpit): Show name and count of processes

- Show name of deployed processes (the name of the latest version will be
  shown).
- A number of running instances will be shown over all versions of a
  process definition.
- Instead of using an own Resource to get this information the resource of
  the engine rest API will be used to get them.

closes CAM-691, CAM-692
bug(engine): Nested multi-instance activities did not work

#ACT-1426: Nested multi-instance activities did not work

related to CAM-592
bug(engine-cdi): ProgrammaticBeanLookup doesn't regard alternatives

ACT-1555: ProgrammaticBeanLookup doesn't regard alternatives

related to CAM-592
feature(engine): Native query support paging

ACT-1588 Native query support paging

related to CAM-592
Merge branch 'origin/master'
test(cockpit plugin): test loading of nested assets
docs(cockpit): update readme
feat(cockpit): add test process archive

A process archive is included in the dev package of cockpit

- A number of processes gets deployed upon bootstrap when running in dev
profile
- Bootstrap is done by the engine rather than manually

Related to CAM-691
chore(cleanup): remove old files