Removed a reference to `--mock` command line flag since mock verification is now enabled by default (0cb617604b).
Removed a reference to `--mock` command line flag since mock verification is now enabled by default (0cb617604b).

njenan/mountebank,xue2sheng/mountebank,nassimkirouane/mountebank,xue2sheng/mountebank,njenan/mountebank,nassimkirouane/mountebank,bbyars/mountebank,nassimkirouane/mountebank,njenan/mountebank,nassimkirouane/mountebank,p-equis/mountebank,p-equis/mountebank,bbyars/mountebank,p-equis/mountebank,njenan/mountebank