added patch download subc to makefile

Makefile

@@ -10,27 +10,35 @@ ifndef project_root
 
 else 
 
-#download_patches:
-#	${make_dir}/download_patches.sh
 
+# these need run in the following order:
 
-#verify_patches:
-#	${make_dir}/verify_patches.sh
-
-# create the directory structures necessary to run the make
 dirs:
 	${dir_make}/dirs.sh
 
-# installs the latest version of rex
+# installs the latest version of rex from master branch
+# will later be tied to a release tag
 install_rex:
 	${dir_make}/install_rex.sh
 
+# installs the versions designed for this run
 download_sources:
 	${dir_make}/download_sources.sh
 
+# ""
+download_patches:
+	${dir_make}/download_patches.sh
+
+# kicks off rex
 build_stage1:
 	sudo /usr/bin/env -i bash -c ". ./project_config.sh && ${dir_make}/build_stage1.sh"
 
+# example:
+# make dirs
+# make install_rex
+# make download_sources
+# make download_patches
+# make build_stage1
 
 # end dependency loading block
 endif