Add call_fitted_method to Vset

[jpdunc23]

[codecov-commenter]

Codecov Report

Merging #53 (c6e85d5) into master (71d8a28) will decrease coverage by 0.68%. The diff coverage is 63.41%.

@@            Coverage Diff             @@
##           master      #53      +/-   ##
==========================================
- Coverage   85.09%   84.42%   -0.68%     
==========================================
  Files          12       12              
  Lines        1161     1194      +33     
==========================================
+ Hits          988     1008      +20     
- Misses        173      186      +13     

Impacted Files	Coverage Δ
setup.py	0.00% <0.00%> (ø)
vflow/__init__.py	100.00% <ø> (ø)
vflow/vset.py	76.31% <25.00%> (-4.37%)	:arrow_down:
tests/test_pipelines.py	97.98% <91.30%> (-0.69%)	:arrow_down:
tests/test_basic.py	100.00% <100.00%> (ø)

... and 2 files with indirect coverage changes