Removed "Content-Type: text/plain" header from send_http_error() response.
Removed "Content-Type: text/plain" header from send_http_error() response.

plan44/libmongoose,mulle-nat/mongoose,jaz303/mongoose-mit,chyland/Meerkat,brockn/squeasel,chyland/Meerkat,UCSD-PL/csolve-webserver,GerHobbelt/civet-webserver,jaz303/mongoose-mit,brockn/squeasel,daokoder/Marten,mulle-nat/mongoose,mygittyhubby/free-mongoose,pfalcon-mirrors/mongoose-mit,danburkert/squeasel,pfalcon-mirrors/mongoose-mit,brockn/squeasel,UCSD-PL/csolve-webserver,pfalcon/mongoose-mit,daokoder/Marten,jaz303/mongoose-mit,chyland/Meerkat,danburkert/squeasel,UCSD-PL/csolve-webserver,danburkert/squeasel,plan44/libmongoose,GerHobbelt/civet-webserver,pfalcon-mirrors/mongoose-mit,plan44/libmongoose,pfalcon-mirrors/mongoose-mit,daokoder/Marten,danburkert/squeasel,pfalcon/mongoose-mit,UCSD-PL/csolve-webserver,mygittyhubby/free-mongoose,danburkert/squeasel,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,mygittyhubby/free-mongoose,brockn/squeasel,daokoder/Marten,plan44/libmongoose,mulle-nat/mongoose,mulle-nat/mongoose,danburkert/squeasel,daokoder/Marten,mygittyhubby/free-mongoose,chyland/Meerkat,pfalcon/mongoose-mit,jaz303/mongoose-mit,mygittyhubby/free-mongoose,daokoder/Marten,pfalcon/mongoose-mit,pfalcon/mongoose-mit,plan44/libmongoose,jaz303/mongoose-mit,daokoder/Marten,mygittyhubby/free-mongoose,mulle-nat/mongoose,chyland/Meerkat,GerHobbelt/civet-webserver,mygittyhubby/free-mongoose,jaz303/mongoose-mit,brockn/squeasel,GerHobbelt/civet-webserver,brockn/squeasel,pfalcon-mirrors/mongoose-mit,UCSD-PL/csolve-webserver,chyland/Meerkat,plan44/libmongoose