added Pending Async as status for transaction

[brett-onions]

Updating backend to allow transaction status of "Pending Async" TB-162

[bradsawadye]

@brett-onions looks good. Please add some tests

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (6f53407) 86.95% compared to head (b811f6c) 87.00%.

❗ Current head b811f6c differs from pull request most recent head d13259b. Consider uploading reports for the commit d13259b to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1207      +/-   ##
==========================================
+ Coverage   86.95%   87.00%   +0.05%     
==========================================
  Files          89       89              
  Lines        5994     6002       +8     
==========================================
+ Hits         5212     5222      +10     
+ Misses        782      780       -2     

Files	Coverage Δ
src/api/apps.js	95.45% <100.00%> (ø)
src/api/clients.js	85.43% <100.00%> (+3.25%)	⬆️
src/middleware/messageStore.js	93.18% <100.00%> (-0.47%)	⬇️
src/middleware/router.js	91.87% <ø> (ø)
src/middleware/sessionStore.js	94.73% <100.00%> (ø)
src/model/channels.js	100.00% <ø> (ø)
src/server.js	73.27% <100.00%> (ø)
src/api/tasks.js	82.63% <66.66%> (ø)
src/model/transactions.js	96.15% <80.00%> (ø)

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[Lumiere-Lodi]

Looks good now with the tests.

[arran-standish]

looks good

[nour-borgi]

LGTM

[MatthewErispe]

this is pending bug fix https://jembiprojects.jira.com/browse/TB-202

[MatthewErispe]

@brett-onions happy with the bug fix change