convert scbFramework submodule to a Composer dependency
un-ignore composer.lock
convert Mustache from submodule to Composer dependency
svnignore: don't ignore required packages
run composer when building
Added Composer install to Travis configuration.
Merge branch 'composer' into master.

Closes #372

Conflicts:
	scb
remove phpunit as a dev dependency

Travis has phpunit pre-installed the tests should work fine with most versions.