Add a warning about MSVC7.

Author: bhaible

README.woe32

@@ -2,6 +2,15 @@ Installation on Woe32 (WinNT/2000/XP, Win95/98/ME):
 
 - Requires MS Visual C/C++ 4.0 or 5.0 or 6.0 or 7.0.
 
+  Note that binaries created with MSVC 7.0 should not be distributed: They
+  depend on a closed-source library 'msvcr70.dll' which is not normally part
+  of a Woe32 installation. You cannot distribute 'msvcr70.dll' with the
+  binaries - this would be a violation of the GPL and of the Microsoft EULA.
+  You can distribute the binaries without including 'msvcr70.dll', but this
+  will cause problems for users that don't have this library on their system.
+  Therefore it is not recommended. This problem does not occur with MSVC 6.0
+  and earlier.
+
 - Cannot build in a separate directory.
 
 - Build instructions:

libcharset/README.woe32

@@ -2,6 +2,15 @@ Installation on Woe32 (WinNT/2000/XP, Win95/98/ME):
 
 - Requires MS Visual C/C++ 4.0 or 5.0 or 6.0 or 7.0.
 
+  Note that binaries created with MSVC 7.0 should not be distributed: They
+  depend on a closed-source library 'msvcr70.dll' which is not normally part
+  of a Woe32 installation. You cannot distribute 'msvcr70.dll' with the
+  binaries - this would be a violation of the GPL and of the Microsoft EULA.
+  You can distribute the binaries without including 'msvcr70.dll', but this
+  will cause problems for users that don't have this library on their system.
+  Therefore it is not recommended. This problem does not occur with MSVC 6.0
+  and earlier.
+
 - Cannot build in a separate directory.
 
 - Build instructions: