updated some dir paths, loading yaml
added tasks.py
merging
merging
merging
saving model, chart, map configs
Merge branch 'master' into celery

Conflicts:
	urbansim/server/urbansimd.py
turning to celery for simulations
Merge branch 'celery' of https://github.com/synthicity/urbansim into celery
running simulation in celery and returning model logs
Update servecli.py
import models from pythonpath
Merge pull request #28 from synthicity/celery

Celery