speed up Travis CI build
speed up Travis CI build

koharjidan/dogecoin,brishtiteveja/sherlockcoin,coinwarp/dogecoin,Domer85/dogecoin,langerhans/dogecoin,marklai9999/Taiwancoin,haisee/dogecoin,brishtiteveja/sherlockcoin,Domer85/dogecoin,haisee/dogecoin,masterbraz/dg,jarymoth/dogecoin,brishtiteveja/sherlockcoin,haisee/dogecoin,Domer85/dogecoin,masterbraz/dg,Domer85/dogecoin,Exceltior/dogecoin,langerhans/dogecoin,Exceltior/dogecoin,haisee/dogecoin,marklai9999/Taiwancoin,jarymoth/dogecoin,brishtiteveja/sherlockcoin,Exceltior/dogecoin,coinkeeper/2015-06-22_18-37_dogecoin,marklai9999/Taiwancoin,masterbraz/dg,jarymoth/dogecoin,jarymoth/dogecoin,langerhans/dogecoin,langerhans/dogecoin,langerhans/dogecoin,Exceltior/dogecoin,coinwarp/dogecoin,jarymoth/dogecoin,langerhans/dogecoin,coinkeeper/2015-06-22_18-37_dogecoin,coinwarp/dogecoin,coinkeeper/2015-06-22_18-37_dogecoin,koharjidan/dogecoin,masterbraz/dg,koharjidan/dogecoin,koharjidan/dogecoin,masterbraz/dg,coinwarp/dogecoin,haisee/dogecoin,Exceltior/dogecoin,koharjidan/dogecoin,coinwarp/dogecoin,brishtiteveja/sherlockcoin,coinkeeper/2015-06-22_18-37_dogecoin,marklai9999/Taiwancoin,koharjidan/dogecoin,coinkeeper/2015-06-22_18-37_dogecoin