ssh: Make the testflag 'parallel' easy to inhibit
ssh: Make the testflag 'parallel' easy to inhibit

This is practical when doing more complicated debugging at local workstation.

vinoski/otp,bjorng/otp,getong/otp,isvilen/otp,vladdu/otp,uabboli/otp,dgud/otp,dumbbell/otp,vladdu/otp,lrascao/otp,dumbbell/otp,bjorng/otp,getong/otp,ferd/otp,lrascao/otp,electricimp/otp,kvakvs/otp,jj1bdx/otp,uabboli/otp,uabboli/otp,potatosalad/otp,kvakvs/otp,jj1bdx/otp,dumbbell/otp,electricimp/otp,jj1bdx/otp,g-andrade/otp,emacsmirror/erlang,dgud/otp,getong/otp,electricimp/otp,emacsmirror/erlang,kvakvs/otp,isvilen/otp,mikpe/otp,aboroska/otp,dgud/otp,bjorng/otp,erlang/otp,getong/otp,mikpe/otp,isvilen/otp,emacsmirror/erlang,vinoski/otp,potatosalad/otp,lrascao/otp,jj1bdx/otp,isvilen/otp,potatosalad/otp,dumbbell/otp,vinoski/otp,uabboli/otp,vinoski/otp,bjorng/otp,g-andrade/otp,bjorng/otp,dumbbell/otp,ferd/otp,erlang/otp,dgud/otp,rlipscombe/otp,getong/otp,erlang/otp,electricimp/otp,g-andrade/otp,uabboli/otp,emacsmirror/erlang,getong/otp,electricimp/otp,mikpe/otp,ferd/otp,vinoski/otp,mikpe/otp,erlang/otp,g-andrade/otp,lrascao/otp,getong/otp,mikpe/otp,mikpe/otp,lrascao/otp,ferd/otp,potatosalad/otp,vladdu/otp,kvakvs/otp,dumbbell/otp,vladdu/otp,jj1bdx/otp,lrascao/otp,vladdu/otp,kvakvs/otp,electricimp/otp,rlipscombe/otp,aboroska/otp,kvakvs/otp,electricimp/otp,vladdu/otp,dumbbell/otp,aboroska/otp,dumbbell/otp,erlang/otp,lrascao/otp,vladdu/otp,emacsmirror/erlang,vinoski/otp,g-andrade/otp,dgud/otp,uabboli/otp,ferd/otp,vinoski/otp,aboroska/otp,emacsmirror/erlang,potatosalad/otp,potatosalad/otp,potatosalad/otp,dgud/otp,aboroska/otp,dgud/otp,lrascao/otp,rlipscombe/otp,bjorng/otp,kvakvs/otp,bjorng/otp,bjorng/otp,vinoski/otp,emacsmirror/erlang,ferd/otp,erlang/otp,getong/otp,potatosalad/otp,jj1bdx/otp,dgud/otp,rlipscombe/otp,mikpe/otp,g-andrade/otp,rlipscombe/otp,rlipscombe/otp,g-andrade/otp,kvakvs/otp,isvilen/otp,mikpe/otp,dgud/otp,uabboli/otp,aboroska/otp,uabboli/otp,electricimp/otp,mikpe/otp,jj1bdx/otp,getong/otp,dumbbell/otp,electricimp/otp,vinoski/otp,isvilen/otp,erlang/otp,rlipscombe/otp,isvilen/otp,potatosalad/otp,vladdu/otp,isvilen/otp,rlipscombe/otp,aboroska/otp,erlang/otp,ferd/otp,g-andrade/otp,erlang/otp,emacsmirror/erlang,vinoski/otp,jj1bdx/otp,emacsmirror/erlang,rlipscombe/otp,kvakvs/otp,jj1bdx/otp,aboroska/otp,ferd/otp,isvilen/otp,rlipscombe/otp,lrascao/otp,g-andrade/otp,bjorng/otp,aboroska/otp,jj1bdx/otp,dgud/otp,ferd/otp,dumbbell/otp,vladdu/otp,uabboli/otp,g-andrade/otp,erlang/otp,emacsmirror/erlang,potatosalad/otp,isvilen/otp,getong/otp,bjorng/otp,mikpe/otp