build: Added support for Ubuntu Trusty 64bit build configuration.

Scripts for building on Ubuntu Trusty 64bit added. The package python-support is also needed for trusty64. Compiling on trusty64 ran out of memory with the default Vagrant configuration, adjusted from 512MB to 1024MB.

Signed-off-by: Jason Brown
Merge branch 'master' of github.com:jebrown/calamari