Revert "Merge pull request #253 from ojacobson/preserve-original-build-dir"

This reverts commit 1e5ff1f8, reversing
changes made to 83538ca6.

bin/compile

@@ -83,7 +83,7 @@ if [[ ! "$DOCKER_BUILD" ]]; then
 
   # Copy Application code in.
   bpwatch start appdir_stage
-    deep-cp $BUILD_DIR $APP_DIR
+    deep-mv $BUILD_DIR $APP_DIR
   bpwatch stop appdir_stage
 fi
 
@@ -218,7 +218,6 @@ bpwatch stop dump_cache
 if [[ ! "$DOCKER_BUILD" ]]; then
 
   bpwatch start appdir_commit
-    rm -rf $ORIG_BUILD_DIR
     deep-mv $BUILD_DIR $ORIG_BUILD_DIR
   bpwatch stop appdir_commit