Add echomixer

Added echomixer by Giuliano Pochini <pochini@shiny.it>
Mixer app for echoaudio drivers.

echomixer/cvscompile

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+if test "x$AUTOMAKE_DIR" = "x"; then
+  if test -d /usr/local/share/automake; then
+    AUTOMAKE_DIR=/usr/local/share/automake
+  fi
+  if test -d /usr/share/automake; then
+    AUTOMAKE_DIR="/usr/share/automake"
+  fi
+fi
+
+for f in install-sh mkinstalldirs missing; do
+  cp -av $AUTOMAKE_DIR/$f .
+done
+
+aclocal $ACLOCAL_FLAGS
+automake --add-missing --copy
+touch depcomp
+autoconf
+export CFLAGS='-O2 -Wall -pipe -g'
+echo "CFLAGS=$CFLAGS"
+echo "./configure $@"
+./configure $@
+unset CFLAGS
+make