added Google Clang formatter

[amantham20]

added clang formatter based on google style format to keep consistency

src: https://github.com/kehanXue/google-style-clang-format

• subject to change on class decision.

to run clang-formater

find . -type f \( -name "*.hpp" -o -name "*.cpp" \) -exec clang-format -i -style=file {} \;

Might have to also add in clang tidy files