update the readme with warning about settings urls
Merge pull request #623 from muffinresearch/fix-lint-violations

Fix lint issues
Use more readable svg status badge.
apply the right cat header icon (bug 1058952)
Merge pull request #574 from dethe/update_readme

update the readme with warning about settings urls
Merge pull request #624 from spasovski/catsfix

apply the right cat header icon (bug 1058952)
fix hitting back on nav, use more css over js for active styling (bug 1058996)