Pridani trid: DatabazeTitles, Find_Author, Find_Basic, Find_Book, Find_Publisher, Info_kniha1, Info_kniha2, Info_kniha3, Info_kniha4, ReadFromFile, ShowingExit, ShowingsTitles
Modifikace trid: DatabazeKnih, Menu, ShowingEvents
Eliminace jinych trid
Merge branch 'master' of https://github.com/okonetat/A0B36PR2.git