Resolved issue #82
Backed out change to db config in favor of env var
Merge pull request #84 from objcow/master

Resolved issue #82 and reverted change to db config
txt download option added

Also fixes #68 which is related.
issue #85
issue #71
issue #73
Merge pull request #92 from objcow/master

For issue #85
remove line in pdf; add "remove from cart"; autorefresh after clear cart