Revert "create bin/ subdirectories in BUILD, add BUILD qrun command to boot current kernel with utils/QRUN"

This reverts commit 1b132b569eb3683b6a47189dc56080ad06d8f399.

BUILD

@@ -113,7 +113,6 @@ show_help()
 	printf "  cmd <cmdname>\tBuild cmd named <cmdname>\n"
 	printf "  cleancmd   \tClean the cmds\n"
 	printf "  kernel     \tBuild kernel\n"
-	printf "  qrun       \tRun kernel using utils/QRUN\n"
 	printf "  cleankernel\tClean kernel\n"
 	printf "\nFLAGS:\n"
 	printf "  -g        \tCompile with debugs flags\n"
@@ -130,10 +129,6 @@ then
 else
 	# We need our binary dir
 	mkdir -p $BIN_DIR
-	for binsub in auth aux fossil ip; do
-		mkdir -p $BIN_DIR/$binsub
-	done
-	
 
 	#BUILD_DEBUG=
 	#Until we have a stable kernel, debug mode is the default.
@@ -189,11 +184,6 @@ else
 			"kernel")
 					build_kernel
 					;;
-			"qrun")
-					cd sys/src/9/k10
-					sh ../../../../util/QRUN 
-					exit 0
-					;;
 			*)
 				echo "Invalid option <$1>"
 				exit 1