New future features

[Thecarisma]

• add logic to send a kill signal to a test case or running program case or compilation case after some time or at a specific time, so the user termination can be tested
• fix libcester tap format printing multiple #
• check whether malloc is actually called for a malloc with a different name
• add libcester to madeinnigeria repo
• add JSON output format
• add key-value output format