Revert "Kisitu/Kavitha #1859 - Added Enquiry tab and activity"

This reverts commit 1856d22f011e77089f564677f1640263fce33b8a.
Revert "Kisitu/Kavitha #1859 - Added Enquiry database"

This reverts commit dcd391cee06fc1be4fedfd100baf7271cbea6940.
Revert "Kisitu/Kavitha #1859 - Refactored Child model and added Enquiry model"

This reverts commit 51337c7c421327724649657fcba9dc79d9e45a7d.