force a reflow after pinch
Merge pull request #351 from elemoine/pinch2

After great sleuthing from @elemoine, we have a solution closer to the heart of the problem.  In a funny twist, the excessive call to `updateSize` ended up hinting at the solution.  Thanks to `git bisect` for making things a bit easier.
Merge pull request #349 from elemoine/releasesh

release.sh updates
blue’s back — Zoom control refresh
add css transition for mobile examples
Merge pull request #356 from tonio/transition

Add css transitions to mobile example stylesheet
Merge pull request #355 from tonio/blue

Zoom control, back to blue
Merge branch '2.12'
Improvements for projection docs
accurate calculation of the centroid for small objects with large coordinates
Merge pull request #359 from fredj/projdocs

Improvements for projection docs. p=probins
Improve proj4js examples docs
Merge pull request #363 from probins/projex2.12

Improve proj4js examples docs 2.12
Merge branch '2.12' of github.com:openlayers/openlayers
Fixing test after 5e9104a2a291929bc47b72aa9b72e58f867df7e0.
Merge pull request #352 from ahocevar/352

Layer/Grid.html tests fail. r=@elemoine
rely on the Flickr APIs in the strategy-bbox example
rely on the Flickr APIs in the strategy-paging example
rely on the Flickr APIs in the strategy-cluster example
In the case of an overview map rendered into a user-provided div, the minimize and maximize divs are not created so we need to test for existence of them in the showToggle method.