adding "mysql::ruby" to node.json
bumping default nginx version to 1.4.0

1.2.6 compilation fails
updated mysql cookbook
install texlive-full to get xelatex
bump clsi version 1.1.5 -> 1.1.6
Merge pull request #1 from cvsintellect/master

Update version of mysql cookbook, Nginx, texlive, and CLSI