Added WaitGroup to avoid data races in test client
Added WaitGroup to avoid data races in test client

xmattstrongx/kit,xmattstrongx/kit,go-kit/kit,suyash/kit,go-kit/kit,nicot/kit,basvanbeek/kit,basvanbeek/kit,anarcher/kit,martinbaillie/kit,st3v/kit,suyash/kit,nicot/kit,st3v/kit,anarcher/kit,martinbaillie/kit