Update project peerjs to 0.3.11
Update project skrollr to 0.6.27
Update project hammerjs to 2.0.4
Merge pull request #1858 from jsdelivrbot/peerjs/0.3.11

Update project peerjs to 0.3.11
Merge pull request #1859 from jsdelivrbot/skrollr/0.6.27

Update project skrollr to 0.6.27
Merge pull request #1860 from jsdelivrbot/hammerjs/2.0.4

Update project hammerjs to 2.0.4