FCI algorithm

[ankurankan]

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Issue number(s) that this pull request fixes

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List of changes to the codebase in this pull request

[codecov]

Codecov Report

Merging #1448 (7cd06b9) into dev (7b691d2) will decrease coverage by 0.31%.
The diff coverage is 75.28%.

@@            Coverage Diff             @@
##              dev    #1448      +/-   ##
==========================================
- Coverage   94.56%   94.24%   -0.32%     
==========================================
  Files         141      144       +3     
  Lines       15828    16090     +262     
==========================================
+ Hits        14967    15164     +197     
- Misses        861      926      +65     

Impacted Files	Coverage Δ
pgmpy/estimators/FCI.py	0.00% <0.00%> (ø)
pgmpy/models/BayesianNetwork.py	93.20% <ø> (ø)
pgmpy/models/LinearGaussianBayesianNetwork.py	41.81% <ø> (ø)
pgmpy/base/MAG.py	84.61% <84.61%> (ø)
pgmpy/base/__init__.py	100.00% <100.00%> (ø)
pgmpy/tests/test_base/test_MAG.py	100.00% <100.00%> (ø)

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