Icons Updated 2nd time in SearchPeopleByProfession.jsp

1)- Added new, transparent icons of png format,
2)- Removed unwanted icons.

Signed-off-by: manojsa <sawantmanojm@gmail.com>
Re-Arranged Sequence of Icons on SearchPeopleByProfession.jsp

1)- icons order is now according to popularity.

Signed-off-by: manojsa <sawantmanojm@gmail.com>