Add composer.json to support installing with composer. Fixes #477614/head
tree52715e111a5a94effa907359cc648f946d100c03
-rw-r--r-- 0 README.markdown
drwxr-xr-x - classes
-rw-r--r-- 909 composer.json
drwxr-xr-x - config
drwxr-xr-x - guide
drwxr-xr-x - media
drwxr-xr-x - tests