Update smtp-relay-services-simple.md
Update smtp-relay-services-simple.md

Removed HTML from main.cf, corrected smtp_sasl_password_maps format, do a reload rather than restart on Postfix
appfog/PublicKB,justinwithington/PublicKB,thenley/PublicKB,lmcornejo/PublicKB,jruckle/PublicKB,jmalmadclc/PublicKB,jwcolbert/PublicKB,jtowns3/PublicKB,ryanbrockman/PublicKB,ack/PublicKB,maxim-clc/PublicKB,eschubert/PublicKB,leporaj/PublicKB,robertlesieur/PublicKB,daveshac/PublicKB,mclose/PublicKB,csterwa/PublicKB,nathanyoung/PublicKB,adamd/PublicKB,mark-turpin/PublicKB,mfar78/PublicKB,bburge/PublicKB,BryGittyUp/PublicKB,SeanRobb/PublicKB,robcaldwell/PublicKB,ian-plosker/PublicKB,jwebs1/PublicKB,kjmd75/PublicKB,duvander/PublicKB,anthonyvetter/PublicKB,BobStolzberg/PublicKB,broneal/PublicKB,keithresar/clc_public_kb,heitortsergent/PublicKB,StephanieWong/PublicKB,DLM1/PublicKB