Added "show_label" parameter description
starting hook documentation
doc on assets and translations in hook templates
added list of hooks
added hook pages in config
typo fix
fix typo, add warning about the state of hooks feature
doc about assets in hook
fixed typo
Improvements
Merge pull request #50 from bibich/hooks

Hooks
Fix hook navbar link
	modifié:         en/documentation/modules/hooks/hook_create.md
	modifié:         en/documentation/modules/hooks/hooks_list.md
	modifié:         en/documentation/modules/hooks/index.md
Add hook registering
	modifié:         _config.yml
	nouveau fichier: en/documentation/modules/hooks/hook_create_own.md
Add hook list anchor
	modifié:         en/documentation/modules/hooks/hooks_list.md
Merge pull request #74 from lovenunu/hooks

Add hooks registering
Added sale loop documentation
Added module_id parameter
Fixed background_color description
Fixed 'product' parameter doc, added $PRODUCT_ID output
Added sale loop documentation