* module/mes/lalr.scm: Rename from module/mes/lalr.upstream.mes. * module/mes/lalr.mes: Update. * module/mes/match.scm: Rename from module/mes/match.upstream.mes. * module/mes/match.mes: Update. * module/mes/optargs.scm: Rename from module/mes/optargs.upstream.mes. * module/mes/optargs.mes: Update. * module/mes/quasisyntax.scm: Rename from module/mes/quasisyntax.upstream.mes. * module/mes/quasisyntax.mes: Update. * module/srfi/srfi-1.scm: Rename from module/srfi/srfi-1.upstream.mes. * module/srfi/srfi-1.mes: Update. * module/srfi/srfi-9.scm: Rename from module/srfi/srfi-9.upstream.mes. * module/srfi/srfi-9.mes: Update. * AUTHORS: Update.
* module/mes/optargs.upstream.mes: Import latest non-syntax-case version from Guile. * AUTHORS: Add it. * module/mes/optargs.scm: New file. * tests/optargs.test: New file. * GNUmakefile (TESTS): Add it. * NEWS: Update.