[WIP]Implementing Naive Bayes

[mohdkashif93]

• Please check if the PR fulfills these requirements

  • [x] The commit message follows our guidelines or the commits will be squashed into one.
  • [ ] Tests for the changes have been added.
  • [ ] Docs have been added / updated.

• What kind of change does this PR introduce? Basic Implementation of Gaussian Naive Bayes

• Does this PR introduce a breaking change? No

• Closing issues Resolves #27

[coveralls]

Pull Request Test Coverage Report for Build 417

• 12 of 62 (19.35%) changed or added relevant lines in 3 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-5.5%) to 91.274%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
fromscratchtoml/test/naive_bayes/test_gaussian_nb.py	4	18	22.22%
fromscratchtoml/naive_bayes/gaussian.py	7	43	16.28%
<!--	Total:	12	62	19.35%	-->

Totals
Change from base Build 408:	-5.5%
Covered Lines:	795
Relevant Lines:	871

---

💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 410

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 96.786%

---

Totals
Change from base Build 408:	0.0%
Covered Lines:	783
Relevant Lines:	809

---

💛 - Coveralls

[markroxor]

@mohdkashif93

1. Please use flake8 for PEP8 fixes.
2. Use intuitive variable names.

[markroxor]

@mohdkashif93 ping