Using the success condition

Got rid of announcement test

Removed assumption about uniqueness of css steps

cms/djangoapps/contentstore/features/component.feature

@@ -7,7 +7,6 @@ Feature: Component Adding
         When I add the following components:
             | Component    |
             | Discussion   |
-            | Announcement |
             | Blank HTML   |
             | LaTex        |
             | Blank Problem|
@@ -26,7 +25,6 @@ Feature: Component Adding
         Then I see the following components:
             | Component    |
             | Discussion   |
-            | Announcement |
             | Blank HTML   |
             | LaTex        |
             | Blank Problem|
@@ -50,7 +48,6 @@ Feature: Component Adding
         And I add the following components:
             | Component    |
             | Discussion   |
-            | Announcement |
             | Blank HTML   |
             | LaTex        |
             | Blank Problem|

cms/djangoapps/contentstore/features/component.py

@@ -62,10 +62,6 @@ COMPONENT_DICTIONARY = {
         'steps': step_selector_list('discussion', None),
         'found_func': found_css_func('section.xmodule_DiscussionModule')
     },
-    'Announcement': {
-        'steps': step_selector_list('html', 'Announcement'),
-        'found_func': found_text_func('Heading of document')
-    },
     'Blank HTML': {
         'steps': step_selector_list('html', 'Blank_HTML_Page'),
         #this one is a blank html so a more refined search is being done