Revert "bump django 1.7 test to release candidate 1"

This reverts commit 9e56b89.

ugh

Author: crccheck

tox.ini

@@ -65,13 +65,13 @@ deps =
 basepython=python2.7
 deps =
     {[testenv]deps}
-    https://www.djangoproject.com/download/1.7c1/tarball/
+    https://www.djangoproject.com/download/1.7b3/tarball/
 
 [testenv:py33django17]
 basepython=python3.3
 deps =
     {[testenv]deps}
-    https://www.djangoproject.com/download/1.7c1/tarball/
+    https://www.djangoproject.com/download/1.7b3/tarball/
 
 [testenv:py34django16]
 basepython=python3.4
@@ -83,4 +83,4 @@ deps =
 basepython=python3.4
 deps =
     {[testenv]deps}
-    https://www.djangoproject.com/download/1.7c1/tarball/
+    https://www.djangoproject.com/download/1.7b3/tarball/