Regenerate upstart script with every application restart

Fixes #60

Changes:
* move all VM scripting into bin/vm_restart
* create binstub for foreman
fix paths
fix restart app commands
Merge pull request #63 from thegarage/restart-foreman-generate

restart-foreman-generate
fix name of vagrant setup file
Merge branch 'fix-vagrant-files'

* fix-vagrant-files:
  fix name of vagrant setup file