remove rspec
add comment
fix problem taking [] from nil
add pg for heroku
clean up route
remote by month li
recover test
try till the end
try fix category issue
try fix category issue
no, they're not fixed
debug
puts replace debug
try fix chart index issue
more researching
fix chart category issue
remove debug code
Merge branch 'master' of github.com:taiansu/CashNotes