Remove MiqSshUtilV2#cp
Remove MiqSshUtilV2#cp

According to
https://github.com/ManageIQ/manageiq/pull/3721#issuecomment-128053313
this should be dead code that was "once used for deploying the
SmartProxy module out to remote Linux machines."

This change removes one of two dependencies on the Net::SFTP gem.

mzazrivec/manageiq,KevinLoiseau/manageiq,kbrock/manageiq,tinaafitz/manageiq,durandom/manageiq,jntullo/manageiq,juliancheal/manageiq,branic/manageiq,NaNi-Z/manageiq,jvlcek/manageiq,chessbyte/manageiq,jameswnl/manageiq,yaacov/manageiq,gmcculloug/manageiq,NickLaMuro/manageiq,josejulio/manageiq,djberg96/manageiq,matobet/manageiq,lpichler/manageiq,skateman/manageiq,jvlcek/manageiq,jvlcek/manageiq,hstastna/manageiq,billfitzgerald0120/manageiq,jrafanie/manageiq,d-m-u/manageiq,chessbyte/manageiq,ManageIQ/manageiq,mresti/manageiq,israel-hdez/manageiq,NickLaMuro/manageiq,gmcculloug/manageiq,agrare/manageiq,ilackarms/manageiq,mkanoor/manageiq,aufi/manageiq,gerikis/manageiq,djberg96/manageiq,kbrock/manageiq,fbladilo/manageiq,kbrock/manageiq,ilackarms/manageiq,gerikis/manageiq,jrafanie/manageiq,aufi/manageiq,juliancheal/manageiq,ilackarms/manageiq,ailisp/manageiq,maas-ufcg/manageiq,skateman/manageiq,romaintb/manageiq,gmcculloug/manageiq,yaacov/manageiq,agrare/manageiq,romanblanco/manageiq,jameswnl/manageiq,romaintb/manageiq,romaintb/manageiq,mfeifer/manageiq,hstastna/manageiq,matobet/manageiq,tzumainn/manageiq,NaNi-Z/manageiq,agrare/manageiq,skateman/manageiq,d-m-u/manageiq,jameswnl/manageiq,fbladilo/manageiq,billfitzgerald0120/manageiq,maas-ufcg/manageiq,mkanoor/manageiq,pkomanek/manageiq,jntullo/manageiq,djberg96/manageiq,romaintb/manageiq,juliancheal/manageiq,agrare/manageiq,djberg96/manageiq,ailisp/manageiq,ManageIQ/manageiq,d-m-u/manageiq,mresti/manageiq,israel-hdez/manageiq,andyvesel/manageiq,gmcculloug/manageiq,romanblanco/manageiq,durandom/manageiq,NaNi-Z/manageiq,KevinLoiseau/manageiq,josejulio/manageiq,lpichler/manageiq,tzumainn/manageiq,mfeifer/manageiq,maas-ufcg/manageiq,jvlcek/manageiq,fbladilo/manageiq,borod108/manageiq,pkomanek/manageiq,tinaafitz/manageiq,hstastna/manageiq,romaintb/manageiq,NickLaMuro/manageiq,andyvesel/manageiq,borod108/manageiq,KevinLoiseau/manageiq,lpichler/manageiq,mzazrivec/manageiq,NaNi-Z/manageiq,andyvesel/manageiq,chessbyte/manageiq,romanblanco/manageiq,tinaafitz/manageiq,fbladilo/manageiq,maas-ufcg/manageiq,syncrou/manageiq,tzumainn/manageiq,aufi/manageiq,jameswnl/manageiq,borod108/manageiq,gerikis/manageiq,israel-hdez/manageiq,syncrou/manageiq,jrafanie/manageiq,josejulio/manageiq,matobet/manageiq,tinaafitz/manageiq,pkomanek/manageiq,hstastna/manageiq,juliancheal/manageiq,lpichler/manageiq,ManageIQ/manageiq,mzazrivec/manageiq,branic/manageiq,aufi/manageiq,billfitzgerald0120/manageiq,mfeifer/manageiq,yaacov/manageiq,ailisp/manageiq,josejulio/manageiq,kbrock/manageiq,pkomanek/manageiq,andyvesel/manageiq,jntullo/manageiq,branic/manageiq,skateman/manageiq,KevinLoiseau/manageiq,tzumainn/manageiq,branic/manageiq,mkanoor/manageiq,romanblanco/manageiq,borod108/manageiq,maas-ufcg/manageiq,ManageIQ/manageiq,jrafanie/manageiq,chessbyte/manageiq,israel-hdez/manageiq,KevinLoiseau/manageiq,gerikis/manageiq,d-m-u/manageiq,mkanoor/manageiq,syncrou/manageiq,yaacov/manageiq,billfitzgerald0120/manageiq,mzazrivec/manageiq,NickLaMuro/manageiq,ilackarms/manageiq,ailisp/manageiq,mresti/manageiq,KevinLoiseau/manageiq,jntullo/manageiq,mresti/manageiq,maas-ufcg/manageiq,syncrou/manageiq,durandom/manageiq,mfeifer/manageiq,romaintb/manageiq,matobet/manageiq,durandom/manageiq