Wrap exception in the controller.
Index only visible in search products.
Skip query when only spaces are different from the last query.
Implement delay in milliseconds before a query is submitted to avoid excessive queries. Default value is 100 milliseconds.
Exclude indexing of the root category.
Index only enabled products.
Don't index products and categories for inactive stores.
Don't include inactive categories to the index.
Move "Search Delay" configuration field to "UI" tab.
Allow additional product attributes to be indexed (configurable).
Add functionality to queue indexing.
Queue indexing on product or category save.
Merge pull request #21 from sergeykalenyuk/improvement

Improvement