stash handling externalized to stash manager (in java), stash writer interface and basic impl.
Merge remote-tracking branch 'origin/develop' into feature_stash-manager
Use -SNAPSHOT version on develop branch.
correct terminology
Merge branch 'refs/heads/main-master' into develop

Conflicts:
	ResourcesGrailsPlugin.groovy
Update to 1.2.8-SNAPSHOT version.
Merge remote-tracking branch 'kgeis/patch-1' into develop
Merge remote-tracking branch 'kgeis/patch-1' into develop
Merge branch 'develop' of github.com:grails-plugins/grails-resources into develop
Merge branch 'develop'

Conflicts:
	ResourcesGrailsPlugin.groovy
Merge branch 'feature_stash-manager' of github.com:pjungermann/grails-resources into pjungermann-feature_stash-manager

Conflicts:
	test/integration/org/grails/plugin/resource/ResourceTagLibIntegTests.groovy
Merge branch 'pjungermann-feature_stash-manager'
fix failing tests