Improved downloader.

Downloader doesn't now download the python file.
It also prints out something when it is working so you can see it.

Change-Id: I2bb7d75ae669eb25f7bd3f0b8aeed798b68e40e9
diff --git a/aos/prime/downloader/downloader.py b/aos/prime/downloader/downloader.py
index 55b3115..6c8cb4b 100644
--- a/aos/prime/downloader/downloader.py
+++ b/aos/prime/downloader/downloader.py
@@ -10,7 +10,7 @@
 import os
 
 def main(argv):
-  srcs = argv[:argv.index('--')]
+  srcs = argv[1:argv.index('--')]
   args = argv[argv.index('--') + 1:]
 
   ROBORIO_TARGET_DIR = '/home/admin/robot_code'
@@ -34,7 +34,7 @@
   ssh_target = '%s@%s' % (user, hostname)
 
   subprocess.check_call(
-      ['rsync', '-z', '--copy-links'] + srcs +
+      ['rsync', '-v', '-z', '--copy-links'] + srcs +
       ['%s:%s' % (ssh_target, target_dir)])
   subprocess.check_call(
       ('ssh', ssh_target, '&&'.join([