Fixed markdown linting issues and document links#96

nanafox wants to merge 2 commits intoAlgorithmia-SE:mainAlgorithmia-SE/ALX-SE-Algorithmia.github.io:mainfrom

nanafox:docfixes/README_CONTRIBnanafox/ALX-SE-Algorithmia.github.io:docfixes/README_CONTRIBCopy head branch name to clipboard