m4 ChangeLog doc/m4.texinfo src/main.c

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      06/08/14 13:07:49

Modified files:
        .              : ChangeLog 
        doc            : m4.texinfo 
        src            : main.c 

Log message:
        * src/main.c (usage): Document --import-environment.
        * doc/m4.texinfo (History, Invoking m4): Synchronize from branch.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/m4/ChangeLog?cvsroot=m4&r1=1.352&r2=1.353
http://cvs.savannah.gnu.org/viewcvs/m4/doc/m4.texinfo?cvsroot=m4&r1=1.29&r2=1.30
http://cvs.savannah.gnu.org/viewcvs/m4/src/main.c?cvsroot=m4&r1=1.72&r2=1.73