fixed some of the schema
fix form and add time completed to donations
use ruby 1.9 hash syntax
fix unexpected token tCOLON
remove completed from donation, change completed type in transaction, and edit forms for new columns
add new columns to permitted params
finish Atsu's comments on schema changes
fix db/schema conflict
Merge pull request #21 from calblueprint/harry/schema-change

fixed all changes suggested by Atsu's comments on PR #16