Implemented template registration view.
Sitemap dialog - work in progress.
Merge branch 'dev' of github.com:devbridge/BetterCMS into dev
#19 Add/ edit / delete blog from site settings modifications
Module descriptors registration: concurent dictionaries changed to dictionaries
Implementing dragable/sortable tree.
Merge branch 'dev' of github.com:devbridge/BetterCMS into dev
Merge branch 'dev' of github.com:devbridge/BetterCMS into dev

Conflicts:
	BetterCms.sln

Implemented template registration dialog.
Merge branch 'dev' of github.com:devbridge/BetterCMS into dev

Conflicts:
	Modules/BetterCms.Module.Pages/BetterCms.Module.Pages.csproj
Removed unused files.
Changed close button class names. fix #69
Updated dialog.css for ckEditor. fix #71
Merge remote-tracking branch 'remotes/origin/dev' into dev-page-content-history

Conflicts:
	Modules/BetterCms.Module.Root/Commands/GetPageToRender/GetPageToRenderCommand.cs
	Sandbox/BetterCms.Sandbox.Mvc4/BetterCms.Sandbox.Mvc4.csproj
IRegion.Name renamed to Description.