better readme wording, filename fix in usage instructions

README.md

@@ -10,7 +10,7 @@ minebash is a minesweeper implementation in Python for the Linux command line.
 
 ## Dependencies
 
-1. None, aside from curses which is standard in Python on Linux
+- Python for Linux (requires Curses)
 
 ## Setup  
 

minebash

@@ -34,7 +34,7 @@ clWhite, clRed, clCyan, clBlue, clYellow, clGreen, clInverted = None, None, None
 difficulty = 'medium'
 
 param_error = 'minebash: Invalid parameters. See \'minebash.py ?\' for help '
-helpstr = '''Usage: minebash.py [easy|medium|hard] [width height minecount]
+helpstr = '''Usage: minebash [easy|medium|hard] [width height minecount]
     
 Difficulty presets:
     easy:    5x5  4 mines