TAA Fixes

[dbluhm]

Fixed a couple of KeyErrors and fixed the timing of acceptance which was formerly too precise and was being rejected by the Indy ledger.

[andrewwhitehead]

@dbluhm The syntax checker is failing on a couple long lines, I'd suggest running flake8 on those two files: pip install flake8; python -m flake8 {path}

[codecov-io]

Codecov Report

Merging #133 into master will decrease coverage by <.01%.
The diff coverage is 40%.

@@            Coverage Diff             @@
##           master     #133      +/-   ##
==========================================
- Coverage    72.2%   72.19%   -0.01%     
==========================================
  Files         188      188              
  Lines        8198     8200       +2     
==========================================
+ Hits         5919     5920       +1     
- Misses       2279     2280       +1