Merge pull request #456 from fariqsaid/master

Updated schoolsmap to use angular-googlemaps
fixed bug for displaying wrong school info after filter
Merge pull request #457 from fariqsaid/master

Fixed bug for displaying wrong school info after filter
Modified school map to add a filter option 'Registered Schools', to show all the schools that have registered students.
Merge pull request #5 from engsen/master

Modified school map to add a filter option 'Registered Schools'
Merge pull request #458 from fariqsaid/master

Merging Eng Sen's update which adds the option 'Registered Schools' to school subtypes.