GCD implementation using Euclid's algorithm

[anandsit043]

Modified files : BigInt.hpp and operators/binary_arithmetic.hpp Please review

[codecov-io]

Codecov Report

Merging #14 into master will decrease coverage by 3.8%. The diff coverage is 0%.

@@            Coverage Diff             @@
##           master      #14      +/-   ##
==========================================
- Coverage   98.94%   95.14%   -3.81%     
==========================================
  Files          12       12              
  Lines         475      494      +19     
==========================================
  Hits          470      470              
- Misses          5       24      +19

Impacted Files	Coverage Δ
include/BigInt.hpp	100% <ø> (ø)	:arrow_up:
include/operators/binary_arithmetic.hpp	89.78% <0%> (-7.9%)	:arrow_down:

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[faheel]

@anandsit043 You have made changes directly to your master branch which causes a problem reporting code coverage due to an issue with Codecov. So it would be great if you could follow the steps in the contribution guidelines to create a new branch, add your changes there, and send a new PR from that branch.

[faheel]

Follow up in #15.