Problem, solutions section for stream processing recipe

Gonna be lots of discussion, I think
More work on discussion
Restore example. Some rewording for consistency.
Finished stream-processing recipe

I need to proofread and edit this, but here's a first draft!
Merge remote-tracking branch 'upstream/master'
Added recipe for using MongoDB with Monger
Add recipe for connecting to an SQL database.
Merge remote-tracking branch 'upstream/master'
Add license assignment
Merge remote-tracking branch 'upstream/master'
Move and expand DB connection parameters discussion. Some changes after review and testing.
Improved Mongo recipe

* Fixed code blocks
* Added See Also section
* Moved some solution to discussion
Remove a level of directories for unit testing recipe
Added recipe for redirecting with ring
Added recipe for serving static files through Ring
Copied license assignment for cpmcdaniel
Merge pull request #178 from cndreisbach/mongo-recipe

Added recipe for using MongoDB with Monger
Linkify CongoMongo
Merge pull request #189 from cndreisbach/static-files

Added recipe for serving static files through Ring
Added notes about wrap-file-info to static file recipe