Merge pull request #1 from nwlunatic/master

Add Wdriver.chrome.logfile option
Update ChromeDriver and IEDriver
Update GhostDriver to 1.0.4 (PhantomJS 1.9.2)
Update chromedriver to 2.4
Update selenium server and IE driver to 2.36.0
Fix README for 2.36.0
Update selenium server and IE driver to 2.37.0
Update chromedriver for linux to 2.5
Fix executed scripts
Update selenium to 2.38.0, chromedriver to 2.7
MacOS support
Update selenium server and IEdriver to 2.39.0
Update chromedriver to 2.8
one start file for unix-based systems