Processing @import for arbitrary content

http://stackoverflow.com/questions/17620292/reference-variables-in-a-separate-less-file-using-squishit-support-dynamic-less/17705304?noredirect=1
use example.com root for release dynamic content testing
temp file cleanup for http resource resolution (fix #247)
Merge branch 'master' of https://github.com/PitamberTiwari/SquishIt
rename CurrentDirectory on Asset to ArbitraryWorkingDirectory
change wording from 'dynamic' to 'arbitrary' in less import processing test to avoid confusion
Fix in RelativePathAdapter

Sometimes `totalDirectoriesUp - (relativePathIsInSourceDirectory ? 0 : _directoriesDown.Length)` can be == -1, and `Enumerable.Range()` throws exception
ResolveAppRelativePathToFileSystem can be broken when app isn't in root folder on server

Fix is required for processing css imports `Bundle.Css().Add(...).ProcessImports()...`
Merge branch 'patch-3' of https://github.com/kubelsmieci/SquishIt
fix tests with mocked http context for path resolution
link typo
Merge pull request #255 from andredublin/patch-1

markdown typo
add AssetCount to BundleBase (fix #254)
Merge branch 'master' of github.com:jetheredge/SquishIt
fix #258 - join JS files with ;\n to avoid problems with sourcemap
comments
update nuspec to 0.9.5-alpha2
update nuspec for 0.9.5-alpha3
restrict versions allowed for AjaxMin and YUI compressor (fix #257)
use HttpRuntime.AppDomainAppVirtualPath instead of
HttpContext.Current.Request.ApplicationPath when resolving filesystem
paths
update nuspect to 0.9.5-beta1
dont create CacheDependency for bundle when debugging (fix #262)