Merge pull request #76 from paulfred/master

Bulk of the "Who's giving" and "Where are they spending" visualizations
switched to consistent number format
Merge pull request #77 from ninjascience/currency_format

switched to consistent number format
Comment out the pie chart

Probably won't want to use this unless and until we can make it so several
small categories don't overlap so badly
Revert DEBUG_URL for transactions

Sam appears to have successfully patched the original server.