Add more tests

[Robdel12]

Test the following (growing list):

• [ ] Search filters based on the query
• [ ] Search, when on another page, resets the page count
• [ ] Pagination works correctly
• [ ] Sorting for table headers works (all headers)
• [ ] Make sure copy install command works
• [ ] It links to the correct package and user
• [ ] Links to correct profile image
• [ ] Updated date is correct
• [ ] Details for addon is correct
• [ ] Make sure ember observer scores are correct
• [ ] Integration test components

If anyone else has anything to add much would be appreciated!