added hidden class to teammatesCommon.css
added code to hide 'Sort By' when no course
Revert "added hidden class to teammatesCommon.css"

This reverts commit 6d6cf0e8f01951a3405c17f0eae9244eafd09b82.
hide 'Sort By' if there is 0 or 1 course
Revert "hide 'Sort By' if there is 0 or 1 course"

This reverts commit c1cd1a51852262af368450d7660cf7091a324eda.
hide 'sort by' if no. of course is 1 or 0
minor change in code to hide 'sort by'
changed test pages to fix failing test cases
Merge branch 'Issue2126' of https://github.com/subhodip7/repo into subhodip7-Issue2126
[2126] instructorHomePage: Don't show the 'Sort by' if there are no courses.
fixes #2126
merge failures fixed