Fix TiledWMS exports/externs
Fix StaticImage exports/externs
Fix Stamen exports/externs
Fix SingleImageWMS exports/externs
Merge pull request #339 from elemoine/exports

Export fixes
Add new tracking and tracking_options property
Add jquery 1.7.2 and adapt examples externs

Add jquery and update the externs for the examples (code from @bartvde).
The lib is saved into the repository to be able to run the examples
and the check-examples target offline.
Add a WMTS tilegrid
Add a WMTS source
Add example for WMTS source
Export methods methods for ol.Extent

so that wmts example work (it makes use of extent.getTopLeft() method)
Ensure supportedCRS property won't be renamed

this property was renamed when using wmts parser when built with
ADVANCED_OPTIMIZATIONS
Add a ol.source.WMTS.createFromCapabilities function

so that we can create a wmts source directly from a getCapabilities response
(parsed by the wmts parser)
Add wmts-from-capabilities example

it demonstrates how to create a wmts source by retrieving its configuration
from a wmts getCapabilities.
Add missing exports

so that wmts-from-capabilities example works.
Clean up fixme target

Correct regular expression
Use single quotes consistently
Use format strings
Correct grammar
Merge pull request #334 from twpayne/rotation-example

Rotation example
Single tileUrlFunction in createFromTileUrlFunctions

In that case, simply return the single tileUrlFunction.
Load EPSG:21781 definition from cdnjs.
Merge pull request #343 from twpayne/clean-up-fixme-target

Clean up fixme target