Add support for payment method on delivery

[codecov-commenter]

Codecov Report

Merging #285 (55c4e31) into master (9d8eb22) will decrease coverage by 0.12%. The diff coverage is 70.58%.

@@             Coverage Diff              @@
##             master     #285      +/-   ##
============================================
- Coverage     85.33%   85.20%   -0.13%     
- Complexity     1031     1033       +2     
============================================
  Files            26       26              
  Lines          2762     2772      +10     
============================================
+ Hits           2357     2362       +5     
- Misses          405      410       +5     

Impacted Files	Coverage Δ
src/include/functions.php	94.11% <ø> (ø)
...include/order/class-wc-retailcrm-order-payment.php	87.50% <68.75%> (-12.50%)	:arrow_down:
src/include/class-wc-retailcrm-orders.php	87.96% <100.00%> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.