Merge pull request #2 from nsidc/master

Snyn fork
Add the ability to configure the amount of memory the newly cloned VM will have.

== DETAILS

-Added memory_mb configuration option.
-In clone.rb, we add the memory to the spec config if memory_rb is set.

== TESTING

-Old specs fixed and new spec added.
-Live testing with vSphere 5.5
Update README with configuration option
Update README
Merge branch 'rylarson-add-memory-configuration'
Bump version: 0.15.0 → 0.16.0