added method double click in web driver element
added method double click in web driver element

bmcculley/splinter,bubenkoff/splinter,lrowe/splinter,drptbl/splinter,cobrateam/splinter,nikolas/splinter,gjvis/splinter,objarni/splinter,lrowe/splinter,drptbl/splinter,myself659/splinter,myself659/splinter,nikolas/splinter,bmcculley/splinter,gjvis/splinter,cobrateam/splinter,myself659/splinter,nikolas/splinter,objarni/splinter,drptbl/splinter,cobrateam/splinter,underdogio/splinter,bmcculley/splinter,bubenkoff/splinter,gjvis/splinter,objarni/splinter,underdogio/splinter,lrowe/splinter,underdogio/splinter