Fixed error with mapReduce capitalization

We cannot find out why this works, but keeping it lowercase works on
Mongo 2.4.5.
Added codox
Merge pull request #98 from cndreisbach/mapreduce-fix

Fixed error with mapReduce capitalization
Remove build information from html output if not in dev mode; remove request debug for route not-found
Merge pull request #99 from marcesher/master

Remove build information from html output if not in dev mode; remove req...
Merge pull request #100 from cndreisbach/doc

Added codox
Make sure aggregated values that can be integers are integers
Fix bug with COUNT aggregations

The reduce function for count was not idempotent
Merge pull request #101 from cndreisbach/bugfix-415

Fix for aggregation producing incorrect results in incorrect format