[5514] Added tests to tests.py. Some bugs removed.
[5514] Added tests to tests.py. Some bugs removed.

stxnext-kindergarten/presence-analyzer-mwytrzyszczewski,stxnext-kindergarten/presence-analyzer-mwytrzyszczewski,stxnext-kindergarten/presence-analyzer-mwytrzyszczewski,stxnext-kindergarten/presence-analyzer-mwytrzyszczewski