SAK-25514 adding README.md

git-svn-id: https://source.sakaiproject.org/svn/reference/branches/SAK-25514@134164 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-25514 adding outline to  build-script.sh

git-svn-id: https://source.sakaiproject.org/svn/reference/branches/SAK-25514@134165 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-25514 adding warning about compiled CSS to the top of all the files

git-svn-id: https://source.sakaiproject.org/svn/reference/branches/SAK-25514@134166 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-25514 added compiled CSS warning to the top of each CSS file

git-svn-id: https://source.sakaiproject.org/svn/reference/branches/SAK-25514@134168 66ffb92e-73f9-0310-93c1-f5514f145a0a