docs: Fix a few typos (#106)

There are small typos in:
- README.md
- stream_django/activity.py

Fixes:
- Should read `synchronization` rather than `syncronization`.
- Should read `elsewhere` rather than `elsewehere`.

Author: timgates42

README.md

@@ -284,7 +284,7 @@ Disable automatic tracking of Activity models. Default ```False```
 
 ### Temporarily disabling the signals
 
-Model syncronization is disabled during schema/data migrations runs, syncdb and fixture loading (and during django test runs).
+Model synchronization is disabled during schema/data migrations runs, syncdb and fixture loading (and during django test runs).
 You can completely disable feed publishing via the ```STREAM_DISABLE_MODEL_TRACKING``` django setting.
 
 

stream_django/activity.py

@@ -36,7 +36,7 @@ class Activity(object):
     def activity_author_feed(self):
         '''
         The name of the feed where the activity will be stored; this is normally
-        used by the manager class to determine if the activity should be stored elsewehere than
+        used by the manager class to determine if the activity should be stored elsewhere than
         settings.USER_FEED
         '''
         pass