Use /usr/bin/env python instead of /usr/bin/python

The usage of /usr/bin/env ensures that the first interpreter
found in the environment's $PATH variable is used. This should
be preferred.

Change-Id: Ifca0c47f2d1b123b4d5f9fb5e98191262ed25bca

os_loganalyze/cmd/htmlify_log.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Copyright (c) 2013 IBM Corp.
 #

os_loganalyze/cmd/htmlify_server.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

os_loganalyze/filter.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Copyright (c) 2013 IBM Corp.
 # Copyright (c) 2014 Hewlett-Packard Development Company, L.P.

os_loganalyze/generator.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Copyright (c) 2013 IBM Corp.
 # Copyright (c) 2014 Hewlett-Packard Development Company, L.P.

os_loganalyze/server.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

os_loganalyze/tests/test_filters.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Copyright (c) 2013 IBM Corp.
 #

os_loganalyze/tests/test_wsgi.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Copyright (c) 2013 IBM Corp.
 #

os_loganalyze/wsgi.py

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # Copyright (c) 2013 IBM Corp.
 #