fix(enterprise): fix link to release blog post
feat(rest): Adjust variable instance query docu

related to #CAM-1391
fix(user-guide): add example for @Resource

-- adds a new example for @Resource declaration in the looking up a
Process Engine in JNDI section

Related to: #SUPPORT-771
chore(supported environments): add JBoss EAP 6.2

related to CAM-1615
chore(user-guide): Fix two typos
chore(how-to/cockpit/plugin): Adjust how-to section due to changes

relate to CAM-1634
feat(supported env): add version information
fix(tomcat/jndi): fix xml snippets
fix(links): fix dead links
fix(jsf/forms): Adjust JSF Task Forms for camunda.taskForm

related to #CAM-1587
feat(REST): add documentation for follow-up date of task

related to #CAM-1654
fix(examplelinks): adjust links to new structure of example repo
feat(rest/businessKey): Add docu to use the businessKey

- it is possible to set the business key when start a process instance
or submit a start task form

related to #CAM-1123
fix(reallife/jsf): link to example
improve(docpad) enable syntax highlighting

 * add highlight callback to the marked plugin
 * use github styling of highlight.js

Closes #CAM-1692
fix(doc) some typos and update copyright
feat(engine-rest): Extend documentation to get process definition by key

- process definition by key returns the latest version
- given process definition by key allows all operations like
process definition by id

related to #CAM-1505
chore(get/procDef): Adjust example url to get a process definition

related to CAM-1505
chore(rest-api/procDef): Improve docu to get a process definition by key

related to #CAM-1505
feat(wls-engine-rest): document engine-rest usage on wls

related to CAM-1677