Display enrolments by sector

[James Hemphill]

e.g. to get enrolments for all primary schools in Malaita province

[Ghislain Hachey]

This data is available in School -> Table. However, it is a little unintuitive for a user to get to that data. Maybe all that is needed is a litle bit of text clarification when arriving at School -> Table?! I'm going to put this "on-hold" and change to proposal to be discussed.