Master-builder branch: user-defined build scripts and engines
Revert "Added .no-sublime-package file for Package Control 2"

This reverts commit dd5fe21b2cdde23c3d47f20547b55c92dba9e03b.
Revert "Master-builder branch: user-defined build scripts and engines"

Wrong branch! See mbuilder branch
Readd .no-sublime-package file for Package Control 2
Merge pull request #267 from SublimeText/master

Reset mbuilder to master