Add script to generate graphviz

OMCompiler/Compiler/boot/graphviz-import.sh

@@ -0,0 +1,13 @@
+echo "digraph depends {" > depends.dot
+for f in `grep ALL_SOURCES Makefile.sources | cut -d= -f2`; do
+  f2=`echo $f | cut -d/ -f3 | cut -d. -f1`
+  echo "  \"$f2\" [label=\"$f2\"];" >> depends.dot
+  for i in `egrep "^ *(public|protected)? *import" "$f" | grep -o "import \+[A-Za-z0-9_]\+ *;" | cut -d" " -f2 | cut -d";" -f1`; do
+    echo "  \"$f2\" -> \"$i\";" >> depends.dot
+  done
+  for i in `egrep "^ *(public|protected)? *import" "$f" | grep -o "import \+[A-Za-z0-9_]\+ *= *[A-Za-z0-9_]\+ *;" | cut -d= -f2 | cut -d";" -f1`; do
+    echo "  \"$f2\" -> \"$i\";" >> depends.dot
+  done
+done
+echo "}" >> depends.dot
+gv2gml depends.dot > depends.gml