Optimize the link address

Use https instead of http to ensure the safety

Change-Id: Ie884eafb19bb1975b9392b489c0e8c25d86e2346

CONTRIBUTING.rst

@@ -1,13 +1,13 @@
 If you would like to contribute to the development of OpenStack,
 you must follow the steps in this page:
 
-   http://docs.openstack.org/infra/manual/developers.html
+   https://docs.openstack.org/infra/manual/developers.html
 
 Once those steps have been completed, changes to OpenStack
 should be submitted for review via the Gerrit tool, following
 the workflow documented at:
 
-   http://docs.openstack.org/infra/manual/developers.html#development-workflow
+   https://docs.openstack.org/infra/manual/developers.html#development-workflow
 
 Pull requests submitted through GitHub will be ignored.
 

HACKING.rst

@@ -3,7 +3,7 @@ Zaqar style commandments
 ========================
 
 - Step 1: Read the OpenStack Style Commandments
-  http://docs.openstack.org/developer/hacking/
+  https://docs.openstack.org/developer/hacking/
 - Step 2: Read on for Zaqar specific commandments
 
 General

README.rst

@@ -2,8 +2,8 @@
 Team and repository tags
 ========================
 
-.. image:: http://governance.openstack.org/badges/zaqar.svg
-    :target: http://governance.openstack.org/reference/tags/index.html
+.. image:: https://governance.openstack.org/badges/zaqar.svg
+    :target: https://governance.openstack.org/reference/tags/index.html
 
 .. Change things from this point on
 
@@ -37,7 +37,7 @@ The API v2.0 (stable) specification and documentation are available at:
 Zaqar Contributor Documentation, the source of which is in ``doc/source/``, is
 available at:
 
-    http://docs.openstack.org/developer/zaqar/
+    https://docs.openstack.org/developer/zaqar/
 
 Contributors are encouraged to join IRC (``#openstack-zaqar`` channel on
 ``irc.freenode.net``):
@@ -46,11 +46,11 @@ Contributors are encouraged to join IRC (``#openstack-zaqar`` channel on
 
 Information on how to run unit and functional tests is available at:
 
-    http://docs.openstack.org/developer/zaqar/running_tests.html
+    https://docs.openstack.org/developer/zaqar/running_tests.html
 
 Information on how to run benchmarking tool is available at:
 
-    http://docs.openstack.org/developer/zaqar/running_benchmark.html
+    https://docs.openstack.org/developer/zaqar/running_benchmark.html
 
 Using Zaqar
 -----------
@@ -66,7 +66,7 @@ Using Zaqar in development environment:
 
     The instruction is available at:
 
-        http://docs.openstack.org/developer/zaqar/devref/development.environment.html
+        https://docs.openstack.org/developer/zaqar/devref/development.environment.html
 
     This will allow you to run local Zaqar server with MongoDB as database.