fixed n2cms/n2cms#114 - Login + ReturnURL fix
Resolves bherila/n2cms#5 - add icon to redirect page
Resolves n2cms/n2cms#141 with a comment about User.IsAuthorized
Fix a bunch of FxCop issues.
Resolves n2cms/n2cms#133 MVC Posted Form Data is null
(Merge) Increment assembly version
Resolves bherila/n2cms#4
Resolves n2cms#123, now displays 404 or install wizard upon broken app_host.config (rather than cast exception)
Resolves bherila/n2cms#3 by handling exception cases gracefully
Resolves n2cms/n2cms#153
Resolves n2cms/n2cms#154
Resolves n2cms/n2cms#155 by fixing path slash directions in URLs. Also makes paths more consistent per n2cms/n2cms#28
n2cms/n2cms#156 partial: Nicer exception when attempting to read versions
merged bherila/master -> bugfixes_april