Allow users to turn off SMTP encryption.
Allow users to turn off SMTP encryption.

Fixes #495

steverobbins/PHPCI,mindteam/PHPCI,Coderockr/PHPCI,steverobbins/PHPCI,juanf/PHPCI,andreustimm/PHPCI,mikk150/PHPCI,corretgecom/PHPCI,leadermt/PHPCI,seshurajup/PHPCI,cooperaj/PHPCI,Topface/PHPCI,nelsonyang0710/PHPCI,tankist/PHPCI,mindteam/PHPCI,Coderockr/PHPCI,rafaelang/PHPCI,mseshachalam/PHPCI,laszlof/PHPCI,jimmycleuren/PHPCI,corretgecom/PHPCI,Lechus/PHPCI,onedal88/PHPCI,mikk150/PHPCI,Adirelle/PHPCI,onedal88/PHPCI,LewisW/PHPCI,mehulsbhatt/PHPCI,seshurajup/PHPCI,jimmycleuren/PHPCI,zilionis/PHPCI,ojengwa/PHPCI,leadermt/PHPCI,SamMousa/PHPCI,mikk150/PHPCI,Topface/PHPCI,mavimo/PHPCI,cooperaj/PHPCI,mseshachalam/PHPCI,mavimo/PHPCI,Coderockr/PHPCI,LewisW/PHPCI,mindteam/PHPCI,chtombleson/PHPCI,mseshachalam/PHPCI,jimmycleuren/PHPCI,zilionis/PHPCI,ojengwa/PHPCI,nevernet/PHPCI,onedal88/PHPCI,laszlof/PHPCI,nelsonyang0710/PHPCI,SamMousa/PHPCI,Lechus/PHPCI,Adirelle/PHPCI,andreustimm/PHPCI,dwolke/phpci,Block8/PHPCI,ronanchilvers/PHPCI,gdseller/PHPCI,keradus/PHPCI,tankist/PHPCI,Block8/PHPCI,SamMousa/PHPCI,nelsonyang0710/PHPCI,Topface/PHPCI,zilionis/PHPCI,LewisW/PHPCI,mehulsbhatt/PHPCI,ronanchilvers/PHPCI,steverobbins/PHPCI,juanf/PHPCI,cooperaj/PHPCI,laszlof/PHPCI,gdseller/PHPCI,tankist/PHPCI,Block8/PHPCI,ronanchilvers/PHPCI,rafaelang/PHPCI,mavimo/PHPCI,juanf/PHPCI,nevernet/PHPCI,ronanchilvers/PHPCI,mehulsbhatt/PHPCI,Lechus/PHPCI,keradus/PHPCI,chtombleson/PHPCI,dwolke/phpci,Adirelle/PHPCI,seshurajup/PHPCI,gdseller/PHPCI,leadermt/PHPCI,rafaelang/PHPCI,nevernet/PHPCI,andreustimm/PHPCI,wodka/PHPCI,ojengwa/PHPCI,dwolke/phpci,chtombleson/PHPCI,corretgecom/PHPCI,keradus/PHPCI,wodka/PHPCI