JDF-535: Add rendered README, CONTRIBUTING, and RELEASE_PROCEDURE HTML files to GitHub
JDF-536: Partial fix, fixed the issues in the root README and CONTRIBUTING markdown files
Fix WFK2-228 / JDF-520 - Fix the Filter in kitchensink-spring-matrixvariables quickstart. Fix WFK2-259 - Fix typos in REAMDE.md file in kitchensink-spring-basic quickstart. Clean up formatting in kitchensink-spring quickstarts to match the Archetype.