Posted by Sabrina B. @gametimegirl Jim Schwartz’s exuberant post-game fist pump became a symbol of the Detroit Lions during their five-game win steak to start the season, but Schwartz showed a different side of his emotion in his team’s first loss today. Schwartz chased 49ers coach Jim Harbaugh off the field after he said Harbaugh “shoved (him) out of the way†during their post-game handshake following San Francisco’s 25-19 victory over the Lions at Ford Field. Check it out after the jump…