chore(build): Increase mocha test timeout limit to 4s
chore(build): Increase mocha test timeout limit to 4s

Previously build were failing on node 0.10, because the tests were timing out. This could also be seen in ESLint itself: eslint/eslint/issues/3692

Hansoft/meteor,PhilippSpo/eslint-plugin-meteor,dferber90/eslint-plugin-meteor,Hansoft/meteor,Hansoft/meteor,runarberg/eslint-plugin-meteor,Hansoft/meteor,Hansoft/meteor,Hansoft/meteor,Hansoft/meteor