What type of modifications are you looking to accomplish?
The component you're looking for is called
<doc_panel /> and is located here: https://github.com/elastic/kibana/tree/master/src/ui/public/doc_table.
If you're looking for feature requests, you can always file a ticket at https://github.com/elastic/kibana/issues
Thank you for your answer, indeed I wanted to add new features customized for every line in the table. Thus I do not know with which file to begin. They are features which exists on my dashbord of kibana 3.I put you a screen shot of these features that I want to put them on kibana 4.5