Remove old scripts from when scons was used for build system

gtk2_ardour/ardbg-scons

@@ -1,5 +0,0 @@
-#!/bin/sh
-. `dirname "$0"`/ardev_common.sh
-LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
-export ARDOUR_INSIDE_GDB=1
-exec gdb --args $TOP/$EXECUTABLE "$@"

gtk2_ardour/arprof-scons

@@ -1,9 +0,0 @@
-#!/bin/sh
-
-if [ gprofhelper.c -nt gprofhelper.so ] ; then 
-    echo "Recompiling gprof helper ..."
-    gcc -shared -nostdlib -fPIC gprofhelper.c -o gprofhelper.so -lpthread -ldl || exit 1
-fi
-
-. ardev_common.sh
-LDPRELOAD=./gprofhelper.so $EXECUTABLE "$@"

gtk2_ardour/arval-scons

@@ -1,4 +0,0 @@
-#!/bin/sh
-. `dirname "$0"`/ardev_common.sh
-export ARDOUR_RUNNING_UNDER_VALGRIND=TRUE
-exec valgrind  --num-callers=50 --tool=memcheck $TOP/$EXECUTABLE --novst "$@"