updated a bunch of requirements

requirements.txt

 Django==1.7.10
 anyjson==0.3.3
-celery==3.0.16
-django-celery==3.0.21
+celery==3.1.18
+django-celery==3.1.16
 django-picklefield==0.3.0
-kombu==2.5.13
-psycopg2==2.5.1
+kombu==3.0.26
+psycopg2==2.6.1
 pyparsing==1.5.7
 python-dateutil>=1.5
 python-openid==2.2.5
 wsgiref==0.1.2
-gunicorn==17.5
-requests==1.2.3
+gunicorn==19.3
+requests==2.7.0
 unicodecsv==0.9.0
-dj_database_url==0.2.2
-django-sslify==0.2
-django_webtest==1.7.5
-webtest==2.0.7
+dj_database_url==0.3.0
+django-sslify==0.2.7
+django_webtest==1.7.8
+webtest==2.0.18
 django-db-pool==0.0.10
-django-secure==0.1.2
-bleach==1.4
+django-postgrespool==0.3.0
+django-secure==1.0.1
+bleach==1.4.1
 boto==2.27.0
 django-ses==0.6.0
 validate_email==1.2