re-enable requireCamelCaseOrUpperCaseIdentifiers in JSCS & use `null` to override it for Gruntfile
re-enable requireCamelCaseOrUpperCaseIdentifiers in JSCS & use `null` to override it for Gruntfile

BS3 commits: 310465b035353e05524a998dc29605252dc976e7

up2vs/todc-bootstrap,todc/todc-bootstrap,mozillo/todc-bootstrap,ztx1491/todc-bootstrap,2947721120/todc-bootstrap,aaroncnhk/todc-bootstrap,todc/todc-bootstrap,todc/todc-bootstrap,2947721120/googlebt4