- Test.java
  - Added test procedure for dynamic adding of GroupManagers
  - Integration test successfully passed:
    - Add 5 GMs (1 every 2s), add 40 LCs (1 every 2s),
      kill GLs (1 every 3s), kill GMs (1 every 3s)

- EntryPoint
  - Commented out (currently incorrect and unused) methods for
    adding of GMs and LCs