correctly escape the plus sign in example exim routing regex
correctly escape the plus sign in example exim routing regex

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