Major League Baseball will implement rule changes that will go into effect over the next couple of seasons. MLB negotiated these rules with the Major League Players Association.
MLB.com's own Anthony Castrovince writes in detail these rules, here.
Now, with that being said, the overall theme of some of the modifications is to essentially speed up the game. Giants pitcher Jeff Samardzija is actually in favor of certain aspects of these, per Kerry Crowley of the Bay Area News Group.
Here's #SFGiants starter Jeff Samardzija's full quote on ending baseball games in ties during the regular season.