Add default tool dependencies directory to .hgignore.
Add default tool dependencies directory to .hgignore.

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