t/Input_Twitter.t: message about AUTHOR_TEST is now printed with diag() instead of note(). diag() messages are printed if prove is not verbose.
Test..StatusStorage: rename test functions for storage. Now this module exports nothing by default. Uses have to use tags or function names to import.
Test..StatusStorage: add test_storage_truncation function.
StatusStorage::Memory: add max_status_num option. Passed test_storage_trunction.