bumped gemspec for 0.2.2
bumped gemspec for 0.2.2

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