Basic Template view supporting partials
Allow Template.p.jst to be an object referenced by name
Move Template into from go.components.templating to go.components.views and rename it to TemplateView
Use null as the default for TemplateView.p.jst, TemplateView derivatives should be forced to override it
Merge branch 'feature/issue-509-support-for-partial-view-templates' into develop-frontend