readme(logs): Added info about log management to README.
readme(nginx): Add instructions for compiling nginx.
chore(nginx config): Separate site configuration files into separate files.
remove(sites conf): Remove nginx sites.conf.
chore(nginx conf): Change site configurations to each support only one host.
feat(protractor-runner): Implemented protractor runner, converted angularjs.org tests.
test(docs): Updated docs tests to use protractor runner.
test(builtwith): Converted builtwith tests to Jasmine, added ordering test.
test(external): Converted external site health checks to jasmine.
test(code): Updated code tests to use protractor/jasmine runner.
fix(protractor): Updated config to run all tests, fixed premature browser opening in builtwith.