Rename contribution_amount_in_cents to amount_in_cents on Payment model
Rename contribution to resource on Payment model
Use attr_reader on Payment model
Create #resource_name on Payment model
Use resource name on debit description I18n scope
Refactor Payment#meta to look at the resource_name
Fix typo debit => debit
Remove duplicated meta from payment model
Merge pull request #34 from neighborly/jl-abstract-payment-model

Abstract Payment model