Adding all templates and rendering for peer and self assessment.

apps/openassessment/templates/openassessmentblock/oa_peer_assessment_collapsed.html

-{%  extends "openassessmentblock/oa_peer_assessment.html" %}
-{% block body %}
-{% endblock %}
-

apps/openassessment/templates/openassessmentblock/oa_response_collapsed.html

-{%  extends "openassessmentblock/oa_response.html" %}
-{% block body %}
-{% endblock %}
\ No newline at end of file

apps/openassessment/templates/openassessmentblock/oa_self_assessment_collapsed.html

-{%  extends "openassessmentblock/oa_self_assessment.html" %}
-{% block body %}
-{% endblock %}
-

apps/openassessment/xblock/peer_assessment_mixin.py

@@ -132,4 +132,4 @@ class PeerAssessmentMixin(object):
 
     @XBlock.handler
     def render_peer_assessment_collapsed(self, data, suffix=''):
-        return self.render_assessment("openassessmentblock/oa_peer_assessment_collapsed.html")
+        return self.render_assessment("openassessmentblock/peer/oa_peer_assessment_collapsed.html")