did the db changes

dbchanges.md

@@ -1,15 +1,2 @@
 The following changes have been made to the dev database and will need to be added to the live database upon release.
 
-```
-alter table stats add column crops_harvested integer not null default 0;
-alter table stats add column crops_hoed integer not null default 0;
-alter table stats add column crops_planted integer not null default 0;
-alter table stats add column crops_watered integer not null default 0;
-alter table stats add column piggies_fed integer not null default 0;
-```
-
-need to run `upgradeenergy` from the console for the live server
-
-```
-ALTER TABLE users ADD COLUMN custom_avatar varchar(30);
-```