* source as link instead of button
* fix source link when url has a hash
* new query uses the new layout
* rename url /src => /source...
* when deleting a visualization update the hash
* don't submit title/description if it hasn't changed
* mobile: fix description field wrapping
The main code doesn't know about individual visualizations and each visualization is contained in its own module. Should make adding/editing/removing visualizations easier.