[ARQ-1248] Updated README.
[ARQ-1248] Updated README.

bartoszmajsak/arquillian-extension-persistence,rmpestano/arquillian-extension-persistence,bartoszmajsak/arquillian-extension-persistence,rmpestano/arquillian-extension-persistence,arquillian/arquillian-extension-persistence,arquillian/arquillian-extension-persistence