Bump to 0.1.22
Bump to 0.1.22

Ticki/num,DonSheddow/num,achanda/num,rust-num/num,hauleth/num,vks/num,rust-num/num-integer,rust-lang/num,jbcrail/num,rust-num/num-traits,koverstreet/num,rust-num/num-integer,DonSheddow/num,anchovieshat/num,Gustorn/num,rust-num/num,jbcrail/num,bluss/num,jdm/num,vks/num,rust-lang/num,rust-num/num-bigint,huonw/num,ollie27/rust_num,koverstreet/num,Emerentius/num,rust-num/num-traits,anchovieshat/num,rust-num/num-bigint,achanda/num