Fix dependencies in tox

requirements-test.txt

@@ -9,4 +9,3 @@ https://github.com/nephila/djangocms-helper/archive/develop.zip
 tox>=2.0
 wheel
 pysolr
-django-parler>=1.6

tox.ini

@@ -8,6 +8,7 @@ deps =
     django16: django-taggit<0.18
     django16: django-mptt<0.8
     django16: django-filer<1.2
+    django16: django-parler>=1.6,<1.7
     django16: cmsplugin-filer<1.1
     django16: django-haystack<2.5
     django16: djangocms-admin-style<1.2
@@ -16,6 +17,7 @@ deps =
     django17: django-filer<1.3
     django17: cmsplugin-filer<1.2
     django17: django-haystack
+    django17: django-parler>=1.6,<1.7
     django17: djangocms-admin-style<1.2
     django17: django-taggit<0.18
     django18: Django>=1.8,<1.9
@@ -24,12 +26,14 @@ deps =
     django18: cmsplugin-filer<1.2
     django18: django-haystack
     django18: djangocms-admin-style>1.2,<1.3
+    django18: django-parler>=1.6
     django19: Django>=1.9,<1.10
     django19: django-mptt>=0.8
     django19: django-filer<1.3
     django19: cmsplugin-filer<1.2
     django19: django-haystack
     django19: djangocms-admin-style>1.2,<1.3
+    django19: django-parler>=1.6
     cms30: https://github.com/divio/django-cms/archive/release/3.0.x.zip
     cms30: djangocms-text-ckeditor<2.8
     cms31: https://github.com/divio/django-cms/archive/release/3.1.x.zip
@@ -38,9 +42,9 @@ deps =
     cms32: djangocms-text-ckeditor<3.0
     cms33: https://github.com/divio/django-cms/archive/release/3.3.x.zip
     cms33: djangocms-text-ckeditor>=3.0
-    cms34: https://github.com/divio/django-cms/archive/develop.zip
+    cms34: https://github.com/divio/django-cms/archive/release/3.4.x.zip
     cms34: djangocms-text-ckeditor>=3.0
-    knocker: https://github.com/divio/django-cms/archive/release/3.3.x.zip
+    knocker: https://github.com/divio/django-cms/archive/release/3.4.x.zip
     knocker: https://github.com/nephila/django-knocker/archive/master.zip?0.1.1
     knocker: djangocms-text-ckeditor<3.0
     django-meta>=1.2