Add WU, WUE, + Total hashrate for workers to user stats using ppagent. Closes #6
Fix tooltip to correctly indicate offline status
fix for gpu details not showing up properly
fix for broken link on homepage
use port from config
add catchall address in config/front page
make static assets address configurable
Disable autoescape for assets_address
Merge pull request #10 from liliff/feature/move-static-assets-to-subdomain

Feature/move static assets to subdomain
Fix WUE to work with Vardiff on user stats
Fixes a bug causing expando issues on ppagent stats
Correct WU tooltip. Closes #11
Fix WU for worker total
Completed locking modifications for payout system
* Fetching pending payouts with RPC now locks them, preventing them from getting fetched twice by RPC
* A log message will be written to easily unlock payouts if an error occurs
* Queries won't select locked payouts
Added logging to the rpc calls. Added logging configuration docs to the config example
Catch missing keys from cgminer api
Adds some rounding and verbiage to user stats. closes #72
Added ability to specify multiple backend server connections, and changed all caching to use redis instead of redis + database

* monitor_addr is now deprecated, instead use monitor_addrs as in example
* the Blob table is no longer used for anything. It will be removed in the future. All cached values that were stored there are now in the cache proper
* Tasks run periodically to cache all currently online workers for all servers, instead of doing so on a per-address basis
* Scheduled tasks have been split into cache related tasks and db-changing related tasks, allowing a passive version of celery to run for staging
* Workers now display their stratum connection address when connected
Adds forgotten example of how to set stage variable
Adds a cache refresh function.
Fixes #16 -- timeouts are now correct for all caching items
Changed schedule for setting average difficulty
Revert "Removed all SimpleDoge specific content to generate a generic slate."

This reverts commit f99cfedfa310d7f9e70dc1eaf0536370b8469dfe.