Change Details

* Update the UI and styling of the tool * Add search bar to hosted tool * Improve pagination * Feature for sending emails to author when tool gets unavailable

[x] Update the UI and styling of the tool [x] Add a search bar to the hosted tool [x] Improve pagination [] Feature for sending emails to the author when a tool gets unavailable

*[x] Update the UI and styling of the tool *[x] Add a search bar to the hosted tool *[x] Improve pagination *[] Feature for sending emails to the author when a tool gets unavailable