2.4.x: Bug 104885 - Adjust minimum gcc version in doc to be 4.6.0

NEWS

@@ -29,6 +29,7 @@ Internal:
 
 - Bug #102197: Properly initialize pointers in WEBP.
 - Bug #102151: Fix and infinite loop in RIFF parser.
+- Bug #104885: Adjust minimum version for gcc in documentation.
 
 2.4.3 - 2017/08/03
 

README

@@ -4,7 +4,7 @@ GNU automake.
 It includes XMPCore and XMPFiles, libexempi, a C-based API and exempi
 a command line tool.
 
-It require at least the gcc 4.4.7 C++ compiler or clang++ with some
+It require at least the gcc 4.6.0 C++ compiler or clang++ with some
 support for C++11.
 
 It is maintained by Hubert Figuiere <hub@figuiere.net>