upgrade some deps

requirements.txt

@@ -1,18 +1,18 @@
 django>=1.8.9,<1.9.0
-django_tables2==1.2.9
-django-taggit==0.18.0
-django-taggit-templatetags
+django_tables2==1.16
+django-taggit==0.22.2
+django-taggit-templatetags==0.4.6.dev0
 -e git://github.com/bport/django-permissions.git@fix_get_roles#egg=django-permissions
 -e git://github.com/diefenbach/django-workflows.git#egg=django-workflows
-django-extensions==1.9
+django-extensions==2.0.7
 django-debug-toolbar==1.8
 django-userswitch
-django-crispy-forms==1.6.1
+django-crispy-forms==1.7.1
 Django-Select2==5.8.10
 requests==2.5.2
 lxml==3.4.2
 python-memcached==1.54
-django-datatables-view==1.13.2
+django-datatables-view==1.16.0
 django-background-tasks==1.1.9
-bleach==2.0.0
-Markdown==2.6.9
+bleach==2.1.3
+Markdown==2.6.11