avoid trivial function wrappers

[cdwensley]

Mimic GAP PR#5560

[codecov]

Codecov Report

Merging #59 (4c2a352) into master (8ba1629) will increase coverage by 0.00%.
The diff coverage is 68.57%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #59   +/-   ##
=======================================
  Coverage   74.34%   74.35%           
=======================================
  Files          18       18           
  Lines        7842     7845    +3     
=======================================
+ Hits         5830     5833    +3     
  Misses       2012     2012           

Files	Coverage Δ
lib/grpgraph.gi	75.19% <100.00%> (ø)
lib/gpdaut.gi	82.43% <80.00%> (+0.02%)	⬆️
lib/mwo.gi	61.93% <50.00%> (ø)
lib/gpdhom.gi	70.17% <50.00%> (ø)
lib/gpd.gi	75.80% <75.00%> (+0.02%)	⬆️
lib/mwohom.gi	71.83% <55.55%> (ø)