Fix tests

[StrathCole]

Summary of changes

Fixed tests

Report of required housekeeping

• Github issue OR spec proposal link
• Wrote tests
• Updated API documentation (client/lcd/swagger-ui/swagger.yaml)
• Added a relevant changelog entry: clog add [section] [stanza] [message]

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(FOR ADMIN) Before merging

• Added appropriate labels to PR
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)
• Confirm added tests are consistent with the intended behavior of changes
• Ensure all tests pass

[StrathCole]

To explain: The multisend does not allow multiple input entries. Also the proto import wasn't correct for dyncomm test.
I did not fix all the linting complaints in your branch though. So it won't pass tests at the moment anyway until you fixed that, too.