package.json: add bugs property and change the properties order.
package.json: add bugs property and change the properties order.

FeodorFitsner/mpc-hc.org,kasper93/mpc-hc.org,FeodorFitsner/mpc-hc.org,Underground78/mpc-hc.org,mpc-hc/mpc-hc.org,mpc-hc/mpc-hc.org,FeodorFitsner/mpc-hc.org,Underground78/mpc-hc.org,kasper93/mpc-hc.org,mpc-hc/mpc-hc.org,Underground78/mpc-hc.org