Add some dependencies (XML + Pillar text exporter)
Blog-related code
Plenty of tests
Merge branch 'master' of github.com:tide-framework/marina

Conflicts:
	Marina.package/MRPage.class/instance/published..st
	Marina.package/MRPage.class/methodProperties.json
	Marina.package/MRSetup.class/instance/createRoot.st
	Marina.package/MRValidatedObject.class/properties.json
	Marina.package/monticello.meta/version