[FIX #813] Hide stock thresholds if infinite stock is active.
Fix comments and code formatting.
Fix cross selling block.
Enhancements in product display in front office:
- add pictograms display
- in variant products fix selection of visuals
- some fixes on visuals display
Merge pull request #870 from intportg/dev

Product display (pictograms and visuals) + fixes
Update Elastica to run with elastic search 1.0. Fix product indexation
Merge pull request #871 from loiccouturier/master

Update Elastica to run with elastic search 1.0. Fix product indexation
Enhance product editor for variant
Merge pull request #872 from loiccouturier/master

Enhance product editor for variant
Handle unlimited inventories in variant stock editor + add links to edit the product and the SKU
Fix visuals in product aside preview.
Enhance variant editor (left menu and disable some screens during variant generation)
Fix comments and code formatting.
Fix grid parameter in page templates
Enhance CrossSellingProductList and ProductListItem routes
Update routes for Rbs_Theme_Template.
Update routes for Rbs_Theme_Template.
Fix cart line key equality test.
Add 'FRC' geo Zone in setup
Deactivate template page cache in development mode.