mongodb.default template missing scientific support
made package version configurable
Set open file limit for MongoDB process in Debian/Ubuntu to 64000

- See http://docs.mongodb.org/manual/reference/ulimit/
- Fixes error: "Too many open files"
Added all MongoDB recommended ulimit settings as default attributes
add minimal tests. Fixes #114

Using test-kichen and BATS, this verifies that a run list of
["recipe[mongodb::10gen_repo]","recipe[mongodb::default]"] correctly
starts the mongodb service on Ubuntu 10.04, 12.04 and CentOS 5.9, 6.4.
remove mongodb dir. Fixes #113
Merge pull request #116 from josephholsten/rm-mongodb-dir

remove mongodb dir. closes #113
Merge pull request #115 from josephholsten/tk

add minimal test-kitchen support with BATS.
Now apt must be ~> 1.4.4
Closes #45 removing duplicate apt-get update
Merge pull request #98 from CoreMedia/package-version

Configurable Package Version
Add option to use mongodb config file
 - Closes #26 by utilizing attribute
Allow disabling journal by attributes
 - Closes #60, same behavior using attributes
Update 'platform' definitions for 'platform_family'
 - related to #88
Merge pull request #88 from bbg-cookbooks/bluebox

mongodb.default template updated t
Merge pull request #104 from RealSelf/ulimit

Set open file limit for MongoDB process in Debian/Ubuntu to 64000
Folliwng up on #104