Move config.h into src subdirectory to keep C++ #include <version>
from picking up an unrelated file by way of -I$(top_srcdir).

Index: configure.ac
--- configure.ac.orig
+++ configure.ac
@@ -2,7 +2,7 @@
 AC_INIT([GSmartControl],[1.1.3],[],[gsmartcontrol])
 
 AC_CONFIG_SRCDIR([configure.ac])
-AC_CONFIG_HEADERS([config.h])
+AC_CONFIG_HEADERS([src/config.h])
 
 AC_CANONICAL_TARGET
 
@@ -389,7 +389,7 @@ CXXFLAGS="$CXXFLAGS $ADDITIONAL_FLAGS"
 # Add global configuration file. Note: It must be searched in top_builddir
 # first (that's why -I is the first flag), for precompiled headers to work.
 
-ADDITIONAL_INCLUDES="-I\$(top_builddir) -I\$(top_srcdir)/src"
+ADDITIONAL_INCLUDES="-I\$(top_srcdir)/src"
 
 # -include works with gcc, intel, pathscale and sunstudio since 12u1, but doesn't work
 # with pgi and older sunstudio (the one in solaris10, for example).