PIM-1757 : update doc and add some example on connector customization
Add note about use of cook book examples
PIM-1757 : add handler service in demo bundle
PIM-1757 : complete the notify step example with handler and
configuration parsing
PIM-1757 : add custom job configuration in demo
PIM-1757 : add DI, configuration and extension for demo connector
PIM-1757 : add curl handler in demo connector
PIM-1757 : add missing translations in demo connector
PIM-1757 : update demo connector example and how to create a custom step
Tiny doc fixes
Merge pull request #10 from akeneo/PIM-1757

PIM-1757