Share distribution plugin with application plugin
All distribution archives are built when project is assembled.
Few adjustement after rebase.
Adding tests removed by mistake.
Fixing some modifiers.
Use convention to configure basename of distributions.
Adding some coverage on ApplicationIntegrationTest/Spec.
wq
Fix integration tests.
fix merge conflicts when pulling in pr-294
some tweaks to application plugin after applying pull-request

- deprecate installApp in favour of installDist task
- merge ApplicationIntegrationSpec and ApplicationIntegrationTest
Merge branch 'pull-request-294'
mention sebastians contribution in release notes and tweak application plugin chapter