g77install.texi: Renamed from install.texi

* g77install.texi: Renamed from install.texi
        * g77.texi: Corresponding changes.

Fixes problem with g77.texi getting gcc/install.texi instead of
gcc/f/install.texi when building in the source tree.

From-SVN: r15556

gcc/f/ChangeLog.egcs

@@ -1,5 +1,8 @@
 Thu Sep 18 17:31:38 1997  Jeffrey A Law  (law@cygnus.com)
 
+	* g77install.texi: Renamed from install.texi
+	* g77.texi: Corresponding changes.
+
 	* fini.c (main): Return type is int.
 
 	* com.c (lang_printable_name): Use verbosity argument.

gcc/f/g77.texi

@@ -7973,7 +7973,7 @@ provide a dummy version of this to avoid linkers complaining about
 failure to resolve @code{MAIN__()} if linking against @file{libf2c} and
 not using @code{main()} from it.
 
-@include install.texi
+@include g77install.texi
 
 @node Debugging and Interfacing
 @chapter Debugging and Interfacing