Added support for --servo-size for create

Allows users to create a project with a single command:
$ modulus project create name --servo-size 512

Closes [MODULUS-1350].
Merged in feature/servo-size-create-option (pull request #30)

Added support for --servo-size for create
Updated to demeteorizer v2.0.3

Adds full support for the latest versions of Meteor (1.0).
3.0.1