Add bash autocomplete code.

Add bash autocomplete code based on the argcomplete package.
The file 'bash_completion/hpgit' should be copied in
'/etc/bash_completion.d/' but this require root priviledges.

Change-Id: I2c6133a0d9677d6f91fd6c96ceb4e84eda3c75ac
JIRA: CICD-261

bash_completion/hpgit

@@ -0,0 +1 @@
+eval "$(register-python-argcomplete git-hp)"

ghp/main.py

@@ -24,6 +24,7 @@ import ghp.version
 import subcommand
 import argparse
 from argparse import ArgumentParser
+import argcomplete
 import logging
 import sys
 
@@ -92,6 +93,7 @@ def main(argv):
         help(parser, argv)
         return 0
 
+    argcomplete.autocomplete(parser)
     args = parser.parse_args()
     if args.func == help:
         help(parser, args, cmds)

git-hp

@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+#PYTHON_ARGCOMPLETE_OK
 #
 # Copyright (c) 2012 Hewlett-Packard
 #

setup.py

@@ -33,7 +33,7 @@ setup(
     url="https://wiki.hpcloud.net/display/auto/hpgit",
     scripts=['git-hp'],
     packages=find_packages(exclude=['test']),
-    install_requires=['GitPython'],
+    install_requires=['GitPython','argcomplete'],
     long_description=read('README'),
     classifiers=[
         "Development Status :: 2 - Pre-Alpha",