Move geolocation styles in styles service
PL: fix page failures by faulty Y,X,zoom parameter
SEARCH: Marker is shown when entering coordinates
Merge pull request #1410 from geoadmin/gjn_fix_coordinatemarker

SEARCH: Marker is shown when entering coordinates
Merge pull request #1408 from geoadmin/gjn_fix_parameters

PL: fix page failures by faulty Y,X,zoom parameter
Merge pull request #1400 from geoadmin/gal_centrlized_style

Move geolocation styles in styles service
Update google closure library url
Merge pull request #1422 from geoadmin/fix_build

Update google closure library url
Keep the OL3 magic for Google icons
Add default description to html page (en)
SEO: Add location information from PL Y,X,zoom
Correct label for SWISSIMAGE in background selector
Center correctly the location marker
Merge pull request #1427 from geoadmin/fix_marker

Center correctly the location marker
Makes img not draggable by default
Optimize images with ImageOptimizer
Merge pull request #1429 from geoadmin/dev_optim

Optimize images with ImageOptimizer
Remove useless conditional comment
Remove comments on production
Using chaining to reduce code