Add links to some alternative ways to use Embedded Mongo

embedmongo-maven-plugin, lein-embongo, specs2-embedmongo.
Merge pull request #11 from joelittlejohn/howto-alternatives

great stuff:)
network auto port
easy java logging config
mongoprocess warning fix
unit test support and lic update
added new versions
added new versions
Added JUnit test for MongodForTestsFactory

(Organized imports for MongodForTestsFactory.java)
mongo test newdb
Merge pull request #17 from trajano/master

Unit test for MongodForTestsFactory
lic header
refactor runtime config
command line post processing
pre release
[maven-release-plugin] prepare release de.flapdoodle.embedmongo-1.18
[maven-release-plugin] prepare for next development iteration
released
process output refactor
refactor collections