Fix some typos in docs and examples and make the code look nicer.

Examples/python/class/index.html

@@ -86,7 +86,7 @@ Note: when creating a C++ extension, you must run SWIG with the <tt>-c++</tt> op
 
 <h2>A sample Python script</h2>
 
-Click <a href="example.py">here</a> to see a script that calls the C++ functions from Python.
+Click <a href="runme.py">here</a> to see a script that calls the C++ functions from Python.
 
 <h2>Key points</h2>
 

Examples/python/constants/index.html

@@ -17,7 +17,7 @@ to see a SWIG interface with some constant declarations in it.
 
 <h2>Accessing Constants from Python</h2>
 
-Click <a href="example.py">here</a> to see a script that prints out the values
+Click <a href="runme.py">here</a> to see a script that prints out the values
 of the constants contained in the above file.
 
 <h2>Key points</h2>

Examples/python/enum/index.html

@@ -19,7 +19,7 @@ of enumerated types are handled as integers.
 <ul>
 <li><a href="example.h">example.h</a>.  Header file containing some enums.
 <li><a href="example.i">example.i</a>.  Interface file.
-<li><a href="example.py">example.py</a>. Sample Python script.
+<li><a href="runme.py">runme.py</a>. Sample Python script.
 </ul>
 
 <h2>Notes</h2>

Examples/python/funcptr/index.html

@@ -65,7 +65,7 @@ Here are some files that illustrate this with a simple example:
 <li><a href="example.c">example.c</a>
 <li><a href="example.h">example.h</a>
 <li><a href="example.i">example.i</a> (SWIG interface)
-<li><a href="example.py">example.py</a> (Sample script)
+<li><a href="runme.py">runme.py</a> (Sample script)
 </ul>
 
 <h2>Notes</h2>

Examples/python/pointer/index.html

@@ -145,7 +145,7 @@ extraction.
 <ul>
 <li> <a href="example.c">example.c</a>  (C Source)
 <li> <a href="example.i">example.i</a>  (SWIG interface)
-<li> <a href="example.py">example.py</a> (Python Script)
+<li> <a href="runme.py">runme.py</a> (Python Script)
 </ul>
 
 <h2>Notes</h2>

Examples/python/reference/index.html

@@ -121,7 +121,7 @@ Click <a href="example.i">here</a> to see a SWIG interface file with these addit
 
 <h2>Sample Python script</h2>
 
-Click <a href="example.py">here</a> to see a script that manipulates some C++ references.
+Click <a href="runme.py">here</a> to see a script that manipulates some C++ references.
 
 <h2>Notes:</h2>
 

Examples/python/simple/index.html

@@ -65,7 +65,7 @@ to create the extension <tt>examplemodule.so</tt>.
 
 <h2>Using the extension</h2>
 
-Click <a href="example.py">here</a> to see a script that calls our C functions from Python.
+Click <a href="runme.py">here</a> to see a script that calls our C functions from Python.
 
 <h2>Key points</h2>
 

Examples/python/variables/index.html

@@ -48,7 +48,7 @@ double foo;
 </blockquote>
 
 it will be accessed in the Python module as <tt>cvar.foo</tt>. Click
-<a href="example.py">here</a> to see a script that updates and prints
+<a href="runme.py">here</a> to see a script that updates and prints
 out the values of the variables using this technique.
 
 <h2>Key points</h2>