Fix favicon.ico (put the link tag in HTML) and crossdomain.xml (a view)
Don't linkify a URI if it is a local file
`chmod 744 manage.py` (so I don't have to type 'python' all the time)
PEP8 cleanup in the views.py file
Improvement to the sci-wms frontpage
Don't `sudo` when stopping the sciwms server.  Run as non-priv user!
Unignore static files to make deployment easier on noobs
Allow relative paths in Dataset URI.  Relative to the "sciwms" directory.
Catch topology errors and present a warning
Remove unused docs.html files and a requirement for markdown templating
Update README.[md|html]
By default, allow all hosts.
Move LOCALDATASET and LOCALDATASETPATH to the default settings
Update documentation on TOPOLOGY_PATH and ALLOWED_HOSTS
Remove old management commands
Add a 'cache_last_updated' field to a Dataset.  Frontpage is now a table!

* Changes the way the caching is initialized
* renames grid_init_script.py to caching.py
* Gets rid of global "/update" url (can now update individual datsets from
the main page)
Fix typo and improve error messages when updating datasets
Avoid 500 errors for requests on UGRID datasets outside of the data domain
Remove the SQLite database from source control.  Add info about migrating.
Merge pull request #112 from kwilcox/master

Cleanup and front-page redesign