Make IO.popen mocking not break later calls to popen
Make IO.popen mocking not break later calls to popen

10layer/alaveteli,obshtestvo/alaveteli-bulgaria,hasadna/alaveteli,hasadna/alaveteli,codeforcroatia/alaveteli,obshtestvo/alaveteli-bulgaria,Br3nda/alaveteli,sarhane/alaveteli-test,andreicristianpetcu/alaveteli_old,andreicristianpetcu/alaveteli,4bic/alaveteli,hasadna/alaveteli,codeforcroatia/alaveteli,10layer/alaveteli,petterreinholdtsen/alaveteli,sarhane/alaveteli-test,TEDICpy/QueremoSaber,Br3nda/alaveteli,TEDICpy/QueremoSaber,Br3nda/alaveteli,petterreinholdtsen/alaveteli,sarhane/alaveteli-test,hasadna/alaveteli,codeforcroatia/alaveteli,hasadna/alaveteli,4bic/alaveteli,nzherald/alaveteli,nzherald/alaveteli,4bic/alaveteli,petterreinholdtsen/alaveteli,andreicristianpetcu/alaveteli,andreicristianpetcu/alaveteli,10layer/alaveteli,TEDICpy/QueremoSaber,sarhane/alaveteli-test,TEDICpy/QueremoSaber,obshtestvo/alaveteli-bulgaria,obshtestvo/alaveteli-bulgaria,nzherald/alaveteli,andreicristianpetcu/alaveteli_old,nzherald/alaveteli,andreicristianpetcu/alaveteli,andreicristianpetcu/alaveteli,petterreinholdtsen/alaveteli,4bic/alaveteli,Br3nda/alaveteli,petterreinholdtsen/alaveteli,andreicristianpetcu/alaveteli_old,datauy/alaveteli,nzherald/alaveteli,hasadna/alaveteli,andreicristianpetcu/alaveteli_old,TEDICpy/QueremoSaber,datauy/alaveteli,obshtestvo/alaveteli-bulgaria,datauy/alaveteli,4bic/alaveteli,Br3nda/alaveteli,andreicristianpetcu/alaveteli_old,codeforcroatia/alaveteli