Add validation when saving parameters to guarantee database integrity
Fix missing use statement
Improvements for parameter validation
Change value type of Parameter to object
Cosmetic fix in Settingsmanager
Checking stock levels on cart update, fixes issue #1190
Move stock validator to inventory bundle
Use Request::get, as has() method does not exist
Show flash message by type.
Merge pull request #1229 from kayue/patch-14

Flash message bug fix.
Make stockable and quantity path configurable in InStock constraint
Merge pull request #1221 from umpirsky/fix/issue-1190

Checking stock levels on cart update, fixes issue #1190
Adjust Cart\Resolver\ItemResolverInterface to remove dependency on Symfony Request class
Re-use existing interface instead of re-declaring same methods
Move assets into public folder
Merge pull request #1240 from stloyd/bugfix/core_interface

Re-use existing interface instead of re-declaring same methods
Merge pull request #1234 from stloyd/feature/cart_resolver

Adjust Cart\ItemResolverInterface to remove dependency on Symfony Request class
Update phpspec to stable version, fix failing spec of PurchaseStep
Merge pull request #1242 from stloyd/bugfix/phpspec

Update phpspec to stable version, fix failing spec of PurchaseStep
Fix PayPal notify url.