update

this will be a pretty major update. ~~hope to get it done by friday.~~

## Todo

- [x] finish remaining updates (just a couple pages)
- [x] make sure there are no unreferenced images
- [x] write payments article/section
- [x] signatures article
It seems like there should probably be an additional screenshot here, of the my projects page:

![img](http://i.imgur.com/8dLcaKP.png)