[megaco|test] Convert another (udp) test case to try-tc
[megaco|test] Convert another (udp) test case to try-tc

'udp' test case block_unblock converted.
Also converted to "common" 'command handler'.
Also "final" cleanup.

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