* todos: simple ones, removals & modifications to NOTE
* rem-todo: reduced markdown images are removed by sanitizer
* be todo: add user validation to create
* be todo: improve test_invide_api tests
* be todo: remove todo comment
* fe todo: set error messages on reducers
* fe todo: upgrade and enable react-helmet
* todos - remove uneeded
* fe todos: remove unecessary
* be: fix remaining staking contribution calculation
* ms emails: fix link underline extra space
* fe: team member no arbiter ms action verbiage
* BE: no proposal matching changes after funding + pull proposal state changing into model funcs
* when funding reached with immediate payout skip MS to ACCEPTED (waiting for payment)
* email: fix another trailing link space
* arbiter may not be team-member
* add proposal hybrid property is_failed, true if not funded past deadline
* do not allow setting arbiter on failed proposals
* fix matching and arbiter related tests
* Create Proposal Comment API
Flesh out Testing Frameworks
Create initial test
* add flask_testing to requirements.txt
* Fix test client table setup in sqlite.
Apparently there are some issues when using flask with sqlite in memory, so simply persisting sqlite to disk fixes migrations.
* Fix resource creation status codes 204 -> 201.
* Fix and add tests
* add signing stub
* remove front-end changes