added option to specify files to copy as part of the Snow deployment
Process Atom feed

 - Added Atom feed process
 - Added Atom response extension
 - Call atom response in formatter extensions
 - Added /atom to nancy module
 - this snow.config generates an atom feed rather than rss, but could just as easily do both.
 - atom feed validates on validator.w3.org/feed
Merge pull request #98 from sgrassie/atom

Added Atom feed processor
Better use of Costura, allows for mono compatibility.
merged changes
Merge pull request #99 from distantcam/master

Better use of Costura, allows for mono compatibility.
added option to specify files to copy as part of the Snow deployment
rebased from upstream
Merge pull request #96 from MacsDickinson/master

added option to specify files to copy as part of the Snow deployment
Use absolute URLs in RSS ContentExcerpt
Fix archive links

So that they match the anchors generated on the archive pages
Atom feed should use absolute URLs

For both the full content and the excerpt.
Make consistent with Atom implementation
Use Post.ContentExcept for the summary
Teach FolderCopy to understand the "." destination

Additionally, we should overall any files when we are performing a copy.
Work nicely with urlFormats that include '.html'
Generate drafts correctly as named html files
fixing .config and removing barbatos Snow folder
ignoring barbato's snow folder
removing .exe from barbato folder