Android-client CRM TsMIT.

Key features:
* access to the latest classes from the office
* view lists of leaders, teachers, students, sections and groups with the ability to search
* view details of the leader, teacher, student, section or group
* view lists of students and group classes
* view and edit information about visits and payment
* view schedule
* caching all viewed information and access offline

Source code: https://github.com/qwert2603/crmit_android