Fix to properly read actions from trees.config.
Merge branch '6.2.0' of https://github.com/umbraco/Umbraco-CMS into 6.1.3-clean
Core.TypeExtensions - add methods
Web.Mvc - Refactor UmbracoViewPage, UmbracoTemplatePage, support strongly-typed content

Conflicts:
	src/Umbraco.Web/Umbraco.Web.csproj
Merge pull request #173 from pynej/trees-config-action

Trees config action
Fixes packaging service to export data type's property with the ID as the property editor ID
Fixes packaging service up to export data type's properly, fixes legacy DataTypeDefinition to export data type's properly with the prop ed alias instead of id, obsoletes old content extension methods.
Merge remote-tracking branch 'origin/6.2.0' into 7.0.0

Conflicts:
	src/Umbraco.Core/Services/PackagingService.cs
	src/Umbraco.Web/Mvc/UmbracoViewPage.cs
	src/Umbraco.Web/Umbraco.Web.csproj
Fixes DataTypeDefinitionRepository to properly delete a data type including it's pre-values