Fix #headers warning with Request.
Fix #headers warning with Request.

chazsconi/typhoeus,tinfoil/typhoeus,markschmidt/typhoeus,telekomatrix/typhoeus,PericlesTheo/typhoeus,markschmidt/typhoeus,sportngin/typhoeus,typhoeus/typhoeus,t3hpr1m3/typhoeus,wcmonty/typhoeus,tompscanlan/typhoeus,nevans/typhoeus,pravi/typhoeus,bitgal/typhoeus,xing/typhoeus,AvnerCohen/typhoeus,nju520/typhoeus,EddyLuten/typhoeus,bitherder/typhoeus,xing/typhoeus,kkirsche/typhoeus,bitherder/typhoeus,chazsconi/typhoeus