Corrected spelling errors throughout the project

While browsing through the Horizon repository, I came across a
few spelling errors that need correction.

Change-Id: I593e9f04ea5d9f3985a14fb994b745243468387a
Closes-Bug: #1511532

horizon/test/tests/tables.py

@@ -988,7 +988,7 @@ class DataTableTests(test.TestCase):
                                  ['FakeObject: object_2'],
                                  transform=six.text_type)
 
-        # Ensure fitering respects the request method, e.g. no filter here
+        # Ensure filtering respects the request method, e.g. no filter here
         req = self.factory.get('/my_url/', {action_string: '2'})
         self.table = MyTable(req, TEST_DATA)
         handled = self.table.maybe_handle()

openstack_dashboard/api/nova.py

@@ -350,7 +350,7 @@ class SecurityGroupManager(network_base.SecurityGroupManager):
             # Exception, since the former is recognized as a
             # "recoverable" exception by horizon, and therefore the
             # error message is passed along to the end user, while
-            # Exception is swallowed alive by horizon and a gneric
+            # Exception is swallowed alive by horizon and a generic
             # error message is given to the end user
             raise nova_exceptions.ClientException(
                 err.code,

openstack_dashboard/dashboards/admin/routers/extensions/extraroutes/tables.py

@@ -22,6 +22,6 @@ from openstack_dashboard.dashboards.project.routers.extensions.extraroutes\
 class AdminRouterRoutesTable(routes_table.ExtraRoutesTable):
 
     class Meta(object):
-        # Redifine Meta class to disable action (admin)
+        # Redefine Meta class to disable action (admin)
         name = "extra_routes"
         verbose_name = _("Static Routes")

openstack_dashboard/dashboards/admin/volumes/volume_types/forms.py

@@ -107,7 +107,7 @@ class CreateVolumeTypeEncryption(forms.SelfHandlingForm):
             if data['cipher'] is u'':
                 data['cipher'] = None
 
-            # Create encyrption for the volume type
+            # Create encryption for the volume type
             volume_type = cinder.\
                 volume_encryption_type_create(request,
                                               data['volume_type_id'],

openstack_dashboard/dashboards/project/loadbalancers/workflows.py

@@ -37,7 +37,7 @@ class AddPoolAction(workflows.Action):
     description = forms.CharField(
         initial="", required=False,
         max_length=80, label=_("Description"))
-    # provider is optional because some LBaaS implemetation does
+    # provider is optional because some LBaaS implementation does
     # not support service-type extension.
     provider = forms.ChoiceField(label=_("Provider"), required=False)
     subnet_id = forms.ChoiceField(label=_("Subnet"))

openstack_dashboard/dashboards/project/network_topology/tests.py

@@ -90,7 +90,7 @@ class NetworkTopologyTests(test.TestCase):
             for server in self.servers.list()]
         self.assertEqual(expect_server_urls, data['servers'])
 
-        # rotuers
+        # routers
         # result_router_urls = [(router['id'], router['url'])
         #                       for router in data['routers']]
         if router_enable:

openstack_dashboard/dashboards/project/networks/workflows.py

@@ -280,7 +280,7 @@ class CreateSubnetInfoAction(workflows.Action):
         address_source = cleaned_data.get('address_source')
 
         # When creating network from a pool it is allowed to supply empty
-        # subnetpool_id signalling that Neutron should choose the default
+        # subnetpool_id signaling that Neutron should choose the default
         # pool configured by the operator. This is also part of the IPv6
         # Prefix Delegation Workflow.
         if not cidr and address_source != 'subnetpool':

openstack_dashboard/settings.py

@@ -181,7 +181,7 @@ SESSION_COOKIE_HTTPONLY = True
 SESSION_EXPIRE_AT_BROWSER_CLOSE = True
 SESSION_COOKIE_SECURE = False
 
-# SESSION_TIMEOUT is a method to supercede the token timeout with a shorter
+# SESSION_TIMEOUT is a method to supersede the token timeout with a shorter
 # horizon session timeout (in seconds).  So if your token expires in 60
 # minutes, a value of 1800 will log users out after 30 minutes
 SESSION_TIMEOUT = 3600

openstack_dashboard/test/api_tests/fwaas_tests.py

@@ -346,7 +346,7 @@ class FwaasApiTests(test.APITestCase):
         self.assertEqual(exp_firewall.policy.name, ret_val.policy.name)
 
     # TODO(absubram) : Add API tests for firewall_create with routers,
-    #                  add router to firewal and remove router from fw.
+    #                  add router to firewall and remove router from fw.
 
     @test.create_stubs({neutronclient: ('list_firewalls',
                                         'list_firewall_policies')})

openstack_dashboard/usage/quotas.py

@@ -290,7 +290,7 @@ def _get_tenant_compute_usages(request, usages, disabled_quotas, tenant_id):
         usages.tally('cores', getattr(flavor, 'vcpus', None))
         usages.tally('ram', getattr(flavor, 'ram', None))
 
-    # Initialise the tally if no instances have been launched yet
+    # Initialize the tally if no instances have been launched yet
     if len(instances) == 0:
         usages.tally('cores', 0)
         usages.tally('ram', 0)

tools/pseudo.py

@@ -28,7 +28,7 @@ def translate(segment):
     if segment.startswith('\n'):
         prefix = u"\n"
     orig_size = len(segment)
-    # Add extra expansion space based on recommenation from
+    # Add extra expansion space based on recommendation from
     # http://www-01.ibm.com/software/globalization/guidelines/a3.html
     if orig_size < 20:
         multiplier = 1