Code style
Add the Identifier Attribute to the features.
To fix https://intranet.camptocamp.com/rt/Ticket/Display.html?id=172414
fix typo in browseThemes() argument name
Fix typo notified by @asaunier.
Rename `FeatureGrid` to `FeaturesGrid`
Update CHANGELOG.
Update documentation.
Code style.
Add support for base layers.
Update Changelog.
Use Ext.isArray.
Merge pull request #351 from camptocamp/identifyer-result

Add the Identifier Attribute to the features.