use $node_version, not $version

bin/compile

@@ -12,7 +12,7 @@ trap cat_npm_debug_log ERR
 
 # Bootstrap the build process with latest stable version of node
 # We'll use it to parse package.json and do semver detection
-status "Bootstrapping node v$stable_version"
+status "Bootstrapping node"
 download_and_install_node $stable_version
 
 # Is a node version specified in package.json?
@@ -74,7 +74,7 @@ if test -d $cache_dir; then
 else
 
   if [ $stable_version != $node_version ]; then
-    status "Downloading and installing node v$version"
+    status "Downloading and installing node v$node_version"
     download_and_install_node $node_version
   fi