* Some local pickle operations and non-cryptographic random operations
were marked as safe to the bandit linter
* A bandit config file was added and assert warnings are now ignored globally
* Tightened up exception handling and code style
Previously, it only showed message sent to the selected chan address.
Now it shows both those sent to and sent from the chan address.
- selecting a new folder will apply search
- newly arrived message will consider search
- fixes #166