Added proxy support for browserstack-local
Fixes #66
use runner behind proxy
Remove console.log
Merge remote-tracking branch 'origin/proxy_support' into testing
more refactoring
bug fixes
Merge branch 'master' into proxy_support
Merge pull request #74 from browserstack/proxy_support

Proxy support
Merge remote-tracking branch 'origin/master' into bug_fixes
Merge remote-tracking branch 'origin/master' into testing
Merge remote-tracking branch 'origin/bug_fixes' into testing