Improve doc in option commands
Improve doc in option commands

rodrigoprimo/wp-cli,aaemnnosttv/wp-cli,miya0001/wp-cli,nyordanov/wp-cli,GaryJones/wp-cli,miya0001/wp-cli,2ndkauboy/wp-cli,gitlost/wp-cli,2ndkauboy/wp-cli,aaemnnosttv/wp-cli,trepmal/wp-cli,gitlost/wp-cli,nyordanov/wp-cli,rodrigoprimo/wp-cli,aaemnnosttv/wp-cli,GaryJones/wp-cli,miya0001/wp-cli,trepmal/wp-cli,trepmal/wp-cli,GaryJones/wp-cli,2ndkauboy/wp-cli,nyordanov/wp-cli,gitlost/wp-cli,rodrigoprimo/wp-cli