Fix for issue 72

https://github.com/mikeedwards83/Glass.Mapper/issues/72
removing the obsolete attribute  for SitecoreAttributeConfigurationLoader
Static sortorders, this works better for item-synchronization
remove net 4 assemblies
Removed .NET 4 assemblies from MVC4 nuget package
Amend sorting logic

Need to amend sorting logic as it will default to 0 and therefore break if you want to override it.
Prevent "Collection was mofified" exception during index-build
Do not wrap sitecore searchresultitems in a proxy
Wrong configuration when using infertype, try to resolve using the instantiated type
fix for error messaging
small fix to resolving of type configuration when creating items
Merge branch 'master' of github.com:mikeedwards83/Glass.Mapper
Fixes problem of not having any version of a field available.
Upgrade Castle packages to 3.3
Merge branch 'develop' of https://github.com/mikeedwards83/Glass.Mapper into develop

Conflicts:
	Source/Glass.Mapper.Sc/CodeFirst/GlassDataProvider.cs
Merge remote-tracking branch 'mike/master' into develop

Conflicts:
	Powershell/BuildScripts/Glass.Mapper.Sc.Mvc-4.symbols.nuspec
	Powershell/BuildScripts/Glass.Mapper.Sc.Mvc-5.symbols.nuspec
	Source/Glass.Mapper/Context.cs
Revert of changes by Ralf in commit a603537cd7e33c1f3735e397d7e95a6d93e29ac9: Replaced calls to GetMediaUrlWithoutContentCheck back to MediaManager.GetMediaUrl. This kind of changes in the "GetMediaUrl" should/could be done with an override of the Sitecore MediaProvider (Sitecore.Resources.Media.MediaProvider)
Added a check if itemDefination is GlassItemDefinition in VersionUriList
Merge pull request #3 from wavveen/develop

Revert of changes by Ralf in commit a603537cd7e33c1f3735e397d7e95a6d93e2...
Make it lucene dependent