Remove temp dir

Change-Id: Ibbba13b408106394a077da906b7d23ad79f3ed9f
Signed-off-by: Kit Lo <kitlo@us.ibm.com>

html/process_project_source_locations.php

diff --git a/html/process_project_source_locations.php b/html/process_project_source_locations.php
index c70fec9..c46be3b 100644
--- a/html/process_project_source_locations.php
+++ b/html/process_project_source_locations.php
@@ -256,6 +256,9 @@
 exec("rm -rf snapshots");
 exec("rm -rf unzips");
 
+chdir("/tmp/");
+exec("rm -rf $temp_dir");
+
 if ($headless) {
   $User = null;
 }