replace git protocol by https

It will better to clone with https as "HTTPS works practically everywhere"
and 9418 port is blocked by many corporate firewalls.

Change-Id: I27edb8919af8ca3617bb50a305edfe7bbbe96836

README.rst

@@ -13,7 +13,7 @@ Getting Started
 
 If you'd like to run from the master branch, you can clone the git repo:
 
-    git clone git://git.openstack.org/openstack/heat.git
+    git clone https://git.openstack.org/openstack/heat
 
 
 * Wiki: http://wiki.openstack.org/Heat

doc/source/getting_started/jeos_building.rst

@@ -33,8 +33,8 @@ used to create heat-enabled images.
 
 Install the tool (preferably in a virtualenv) and fetch the elements::
 
-    pip install git+git://git.openstack.org/openstack/diskimage-builder.git
-    git clone git://git.openstack.org/openstack/tripleo-image-elements.git
+    pip install git+https://git.openstack.org/openstack/diskimage-builder
+    git clone https://git.openstack.org/openstack/tripleo-image-elements
 
 To create a heat-cfntools enabled image with the current release of Fedora x86_64::
 
@@ -63,9 +63,9 @@ package download failure causing the stack launch to fail.
 To create an image that contains hooks needed for SoftwareConfig and SoftwareDeployment,
 you can follow the steps bellow to build a fedora based image::
 
-    pip install git+git://git.openstack.org/openstack/diskimage-builder.git
-    git clone git://git.openstack.org/openstack/tripleo-image-elements.git
-    git clone git://git.openstack.org/openstack/heat-templates.git
+    pip install git+https://git.openstack.org/openstack/diskimage-builder
+    git clone https://git.openstack.org/openstack/tripleo-image-elements
+    git clone https://git.openstack.org/openstack/heat-templates
     export ELEMENTS_PATH=tripleo-image-elements/elements:heat-templates/hot/software-config/elements
     disk-image-create vm \
         fedora selinux-permissive \

doc/source/getting_started/on_devstack.rst

@@ -46,7 +46,7 @@ To use Ceilometer Alarms you need to enable Ceilometer in devstack.
 Adding the following lines to your `localrc` file will enable the ceilometer services::
 
     CEILOMETER_BACKEND=mongodb
-    enable_plugin ceilometer git://git.openstack.org/openstack/ceilometer
+    enable_plugin ceilometer https://git.openstack.org/openstack/ceilometer
 
 Configure DevStack to enable OSprofiler
 ---------------------------------------

doc/source/scale_deployment.rst

@@ -259,7 +259,7 @@ For each machine, B and C, you must do the following steps:
     1. Clone the heat repository https://git.openstack.org/cgit/openstack/heat, run:
 
     ::
-        git clone git://git.openstack.org/openstack/heat.git
+        git clone https://git.openstack.org/openstack/heat
 
     2. Create a local copy of the configuration file */etc/heat/heat.conf* from
        the machine A;

heat/openstack/common/README

@@ -4,7 +4,7 @@ oslo-incubator
 A number of modules from oslo-incubator are imported into this project.
 You can clone the oslo-incubator repository using the following url:
 
-  git://git.openstack.org/openstack/oslo-incubator
+  https://git.openstack.org/openstack/oslo-incubator
 
 These modules are "incubating" in oslo-incubator and are kept in sync
 with the help of oslo-incubator's update.py script. See: