Repackage randomizer classes into com.swoop.util.random
Use exec-maven-plugin to run mongod on custom port for integration tests.
Add initial redis integration test
Merge pull request #5 from swoop-inc/je_dev

Restore mongodb integration tests and add initial redis integration test.
Added property: mongoUri to MongoClient
Added properties: collectionName, and keyField to MongoCollectionClient
Merge branch 'dev' of github.com:swoop-inc/jlib

Conflicts:
	jlib/src/test/java/com/swoop/util/random/PerThreadRandomNumberGeneratorTest.java
Stop mongo_integration test instance of mongod when the test finishes
Stop redis_integration test instance of redis-server when the test finishes
Updated redis_start's redis-server status checking