Update CHANGELOG - New update will be in 2014

Since time travel isn't invented yet, the next update will (hopefully) take place in 2014, not in 2013.
minor #1355 Update CHANGELOG - New update will be in 2014 (PieterWaegeman)

This PR was merged into the 1.15-dev branch.

Discussion
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Update CHANGELOG - New update will be in 2014

Since time travel isn't invented yet, the next update will (hopefully) take place in 2014, not in 2013.

Commits
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3b4cd96 Update CHANGELOG - New update will be in 2014