Q: Termite returns "Error: KO: unknown command, try 'help'" when trying to assign an address. What should I do?

A: This problem is related to a recent changes in android emulators (see http://tools.android.com/recent/emulator2516releasenotes for more details). To fix this issue,  an empty ~/.emulator_console_auth_token file (Windows users should use c:\Users\<current_user>\.emulator_console_auth_token instead).

Q: Is it allowed to use HTTPS for securing the communication between the clients and the server?
A: Yes, it is allowed to use HTTPS, or to use alternative libraries for setting up secure channels.

Q: We'd like to use the Spring Framework to implement the server. This framework would help us to create a REST API and to interface with a server-side database. Is this allowed?

A: Yes, but it is not necessary.