Remove picker wheel set command
Remove picker wheel set command

Summary: It is not Web Driver spec compliant https://w3c.github.io/webdriver/webdriver-spec.html and we can now use `/session/:id/element/:uuid/value` instead

Reviewed By: lawrencelomax

Differential Revision: D3655238

fbshipit-source-id: a6ede7b4ee6f5d6ee30c59740a27898ad9eef2f3

b1ueshad0w/WebDriverAgent,PiranhaTeam/WebDriverAgent,calabash/WebDriverAgent,qa-dev/WebDriverAgent,PiranhaTeam/WebDriverAgent,PiranhaTeam/WebDriverAgent,drptbl/WebDriverAgent,PiranhaTeam/WebDriverAgent,b1ueshad0w/WebDriverAgent,drptbl/WebDriverAgent,Gogle/WebDriverAgent,qa-dev/WebDriverAgent,ymin/WebDriverAgent,ymin/WebDriverAgent,qa-dev/WebDriverAgent,riccoyu/WebDriverAgent,zenzhu/WebDriverAgent,Gogle/WebDriverAgent,zenzhu/WebDriverAgent,riccoyu/WebDriverAgent,ymin/WebDriverAgent,b1ueshad0w/WebDriverAgent,drptbl/WebDriverAgent,qa-dev/WebDriverAgent,calabash/WebDriverAgent,calabash/WebDriverAgent,Gogle/WebDriverAgent,riccoyu/WebDriverAgent,b1ueshad0w/WebDriverAgent,Gogle/WebDriverAgent,PiranhaTeam/WebDriverAgent,zenzhu/WebDriverAgent,ymin/WebDriverAgent,riccoyu/WebDriverAgent