DELTASPIKE-786 improved documentation

 (steps for a release)
DELTASPIKE-789 ClientWindowConfig needs to extend Serializable
DELTASPIKE-790 cache result for JsfModuleConfig#isDelegatedWindowHandlingEnabled
DELTASPIKE-791 release notes for v1.2.0
DELTASPIKE-777 moved config to profile
DELTASPIKE-777 added plugin-version
[maven-release-plugin] prepare release deltaspike-project-1.2.0
[maven-release-plugin] prepare for next development iteration
Revert "DELTASPIKE-777 added plugin-version"

This reverts commit 311aef6b54715b6ac6141ed9dbe5e04abeda40aa.
Revert "DELTASPIKE-777 moved config to profile"

This reverts commit cd805aabc4191545ca84f8f0832efe7d193c77e1.
DELTASPIKE-792 - Fix javadoc generation for JDK < 8
Merge branch 'deltaspike-1.2.0'
DELTASPIKE-794 updated release steps
DELTASPIKE-795 added check needed for view-actions
DELTASPIKE-588 - Repositories from Data module should be deactivatable
DELTASPIKE-660 added OSGi requirements and capabilities for JPA and dependencies

Widened range of javax.persistence* imports to cover JPA 2.0 and JPA 2.1