Patch the parameter hash used in Mail to handle nil values.
Patch the parameter hash used in Mail to handle nil values.

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