Update data.headers.js
Update data.headers.js

Removed quotes from 'undefined' in ll. 17/37 to prevent error for non-existing config file.
pedroaxl/Haraka,msimerson/Haraka,Dexus/Haraka,Dexus/Haraka,niteoweb/Haraka,craigslist/Haraka,zombified/Haraka,zombified/Haraka,slattery/Haraka,AbhilashSrivastava/haraka_sniffer,hiteshjoshi/my-haraka-config,jjz/Haraka,MignonCornet/Haraka,danucalovj/Haraka,fatalbanana/Haraka,typingArtist/Haraka,msimerson/Haraka,pedroaxl/Haraka,craigslist/Haraka,DarkSorrow/Haraka,fatalbanana/Haraka,smfreegard/Haraka,smfreegard/Haraka,niteoweb/Haraka,msimerson/Haraka,baudehlo/Haraka,Synchro/Haraka,AbhilashSrivastava/haraka_sniffer,haraka/Haraka,craigslist/Haraka,Synchro/Haraka,hatsebutz/Haraka,smfreegard/Haraka,hatsebutz/Haraka,hatsebutz/Haraka,AbhilashSrivastava/haraka_sniffer,danucalovj/Haraka,zombified/Haraka,DarkSorrow/Haraka,Synchro/Haraka,jaredj/Haraka,niteoweb/Haraka,fatalbanana/Haraka,jaredj/Haraka,Dexus/Haraka,craigslist/Haraka,bsmr-x-script/Haraka,danucalovj/Haraka,hatsebutz/Haraka,slattery/Haraka,jaredj/Haraka,abhas/Haraka,DarkSorrow/Haraka,hiteshjoshi/my-haraka-config,fredjean/Haraka,slattery/Haraka,haraka/Haraka,fatalbanana/Haraka,jjz/Haraka,bsmr-x-script/Haraka,MignonCornet/Haraka,fredjean/Haraka,Synchro/Haraka,hiteshjoshi/my-haraka-config,baudehlo/Haraka,jaredj/Haraka,fredjean/Haraka,MignonCornet/Haraka,DarkSorrow/Haraka,typingArtist/Haraka,jjz/Haraka,haraka/Haraka,AbhilashSrivastava/haraka_sniffer,baudehlo/Haraka,Dexus/Haraka,abhas/Haraka,abhas/Haraka,baudehlo/Haraka,smfreegard/Haraka,pedroaxl/Haraka,msimerson/Haraka,jjz/Haraka,slattery/Haraka,haraka/Haraka,typingArtist/Haraka,typingArtist/Haraka,bsmr-x-script/Haraka,danucalovj/Haraka,MignonCornet/Haraka,zombified/Haraka,bsmr-x-script/Haraka