Use better version checks, fix jazzband#78

Author: jezdez

dbtemplates/loader.py

@@ -7,13 +7,13 @@
 from dbtemplates.utils.cache import (cache, get_cache_key,
                                      set_and_return, get_cache_notfound_key)
 
-if django.get_version() >= '1.8':
-    from django.template.loaders.base import Loader as tLoaderCls
+if django.VERSION[:2] >= (1, 8):
+    from django.template.loaders.base import Loader as BaseLoader
 else:
-    from django.template.loader import BaseLoader as tLoaderCls  # noqa
+    from django.template.loader import BaseLoader  # noqa
 
 
-class Loader(tLoaderCls):
+class Loader(BaseLoader):
     """
     A custom template loader to load templates from the database.
 

dbtemplates/migrations/0001_initial.py

@@ -12,7 +12,7 @@ class Migration(migrations.Migration):
         ('sites', '0001_initial'),
     ]
 
-    if django.get_version() >= '1.8':
+    if django.VERSION[:2] >= (1, 8):
         operations = [
             migrations.CreateModel(
                 name='Template',

dbtemplates/test_settings.py

@@ -37,5 +37,5 @@
     'dbtemplates.loader.Loader',
 )
 
-if django.get_version() <= '1.6':
+if django.VERSION[:2] <= (1, 6):
     TEST_RUNNER = 'discover_runner.DiscoverRunner'