Fix Chrome capability handling
Fix Chrome capability handling

Chrome options should be passed in the capabilities as
{... , "chromeOptions": {"binary":"...", "args":["...", ...]}, ... }.

(https://sites.google.com/a/chromium.org/chromedriver/capabilities for details)

zerobuzz/hs-webdriver,kallisti-dev/hs-webdriver,kallisti-dev/hs-webdriver,zerobuzz/hs-webdriver