refactor pyray into separate module

README.md

@@ -1,23 +1,35 @@
 # Python Bindings for Raylib 3.7
 
 New CFFI API static bindings.  Automatically generated to be as close as possible to 
-original Raylib.  Faster, fewer bugs and easier to maintain than ctypes.
+original Raylib.  Faster, fewer bugs and easier to maintain than ctypes.  Commercial-friendly license.
+Docstrings and auto-completion.
 
 [Full documentation](http://electronstudio.github.io/raylib-python-cffi)
 
-# License (updated)
+# Quickstart
+
+`pip3 install raylib`
+
+    from pyray import *
+    init_window(800, 450, "Hello")
+    while not window_should_close():
+        begin_drawing()
+        clear_background(WHITE)
+        draw_text("Hello world", 190, 200, 20, VIOLET)
+        end_drawing()
+    close_window()
 
-The bindings are now under the Eclipse Public License, so you are free to 
-statically link and use in non-free / proprietary / commercial projects!
 
 # Installation
 
-    python3 -m pip install raylib
-
-If it doesn't work, first make sure you have latest pip installed:
+First make sure you have latest pip installed:
 
     python3 -m pip install --upgrade pip
 
+Then install
+
+    python3 -m pip install raylib
+
 On most platforms it should install a binary wheel (Windows 10 x64, MacOS 10.15 x64, Linux Ubuntu1804 x64).
 
 If yours isn't available then pip will attempt to build from source, in which case you will need to have Raylib development libs installed, e.g. 
@@ -51,18 +63,23 @@ Use [the Python API](https://electronstudio.github.io/raylib-python-cffi/pyray.h
 
 # RLZero
 
-Work in progress:
+A related library (that is a work in progress!):
 
 [A simplified API for Raylib for use in education and to enable beginners to create 3d games](https://github.com/electronstudio/rlzero)
 
 # Help wanted
 
- * converting more examples from C to python
- * testing and building on more platforms
+ * Converting more examples from C to Python
+ * Testing on more platforms
+
+# License (updated)
+
+The bindings are now under the Eclipse Public License, so you are free to
+statically link and use in non-free / proprietary / commercial projects!
 
 # Performance
 
-For fastest performance use Pypy rather than standard python.
+For fastest performance use Pypy rather than standard Python.
 
 Every call to C is costly, so it's slightly faster if you use Python data structures and functions when calculating
 in your update loop