[TASK] Trust: Refactor for better code architecture
[TASK] Fund: Move all tx messages to transactionerror.jade file
[TASK] Fund currency: Put generic error message for non tx-related errors
[TASK] Trade: Consolidate tx error messages
Merge pull request #1879 from yongsoo/task/trust

[TASK] Tx error msg: Consolidate them (RT-2679)