cleaned up readme and added travis build status
cleaned up readme and added travis build status

gchan/mechanize,uksa/mechanize,jeremiahmarks/mechanize,sparklemotion/mechanize,sjchakrav/mechanize,uksa/mechanize,bugmelody/mechanize,pwnall/mechanize,eligoenergy/mechanize,flavorjones/mechanize,sparklemotion/mechanize,bugmelody/mechanize,eligoenergy/mechanize,gchan/mechanize,jeremiahmarks/mechanize,sjchakrav/mechanize,pwnall/mechanize