Remove references to needing pywin32 from docs and readmes

Author: bdbaddog

README-SF.rst

@@ -48,8 +48,7 @@ Execution Requirements
 ======================
 
 Running SCons requires Python 3.5 or higher. There should be no other
-dependencies or requirements to run scons, although the pywin32 Python
-package is strongly recommended if running on Windows systems.
+dependencies or requirements to run scons.
 
 The default SCons configuration assumes use of the Microsoft Visual C++
 compiler suite on Win32 systems, and assumes a C compiler named 'cc', a C++

README-package.rst

@@ -45,8 +45,7 @@ Requirements
 ------------
 
 Running SCons requires Python 3.5 or higher. There should be no other
-dependencies or requirements to run SCons, although the pywin32 Python
-package is strongly recommended if running on Windows systems.
+dependencies or requirements to run SCons.
 
 
 By default, SCons knows how to search for available programming tools on

README.rst

@@ -73,8 +73,7 @@ Execution Requirements
 ======================
 
 Running SCons requires Python 3.5 or higher. There should be no other
-dependencies or requirements to run scons, although the pywin32 Python
-package is strongly recommended if running on Windows systems.
+dependencies or requirements to run scons
 
 The default SCons configuration assumes use of the Microsoft Visual C++
 compiler suite on Win32 systems, and assumes a C compiler named 'cc', a C++

doc/man/scons.xml

@@ -515,9 +515,7 @@ by appropriate setting of &consvars;.</para>
 
 <para>&scons;
 requires Python 3.5 or higher.
-There should be no other dependencies or requirements to run &scons;,
-although the <package>pywin32</package> Python package is
-strongly recommended if running on Windows systems.
+There should be no other dependencies or requirements to run &scons;.
 </para>
 
 </refsect1>