Added documentation for some classes again

dungeonbattle/term_manager.py

@@ -3,6 +3,10 @@ from types import TracebackType
 
 
 class TermManager:  # pragma: no cover
+    """
+    The TermManager object initializes the terminal, returns a screen object and
+    de-initializes the terminal after use
+    """
     def __init__(self):
         self.screen = curses.initscr()
         # convert escapes sequences to curses abstraction