Separate web from core stuff in lwr/app.py.
Separate web from core stuff in lwr/app.py.

jmchilton/lwr,ssorgatem/pulsar,jmchilton/pulsar,jmchilton/pulsar,natefoo/pulsar,galaxyproject/pulsar,ssorgatem/pulsar,galaxyproject/pulsar,jmchilton/lwr,natefoo/pulsar