Fixing scripts' headers to make them executable

Change-Id: I81fd61419523eecaa3926e02cfe5aac843a5a07a

README.md

@@ -21,4 +21,4 @@ Open *etc/mistral.conf* file and fix configuration properties as needed. For exa
 ### Running Mistral API server
 To run Mistral API server perform the following commands in a shell:
 
-*tox -epy27 -- /mistral/cmd/api.py --config-file etc/mistral.conf*
+*tox -evenv -- mistral/cmd/api.py --config-file etc/mistral.conf*

mistral/api/config.py

@@ -17,7 +17,7 @@
 app = {
     'root': 'mistral.api.controllers.root.RootController',
     'modules': ['mistral.api'],
-    'debug': True,
+    'debug': False,
     'auth_enable': True
 }
 

mistral/cmd/api.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 #
 # Copyright 2013 - Mirantis, Inc.

mistral/cmd/task_executor.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 #
 # Copyright 2013 - Mirantis, Inc.

scripts/convey_task_result.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import sys
 from mistralclient.api import client as cl
 

scripts/upload_workbook_and_run.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 from mistralclient.api import client as cl
 
 client = cl.Client(project_name="mistral",