Restructure settings.py.example

Add help text to State model
Remove navbar group headings
Fix registration email pluralization
Group memberships on state admin page
Attempt to prevent resetting of state if set on profile admin manually
Embed readthedocs on help page
Rename CorpStats API Index to Registration Index
Default corputils view to main character's corp if available
Correct Application characters listing
Correct string coercion of optimers
Improve readability of SRP values with intcomma
Beautify tables by embeding in panels
Replace slugify with py3-friendly python-slugify

docs/features/corpstats.md

@@ -31,9 +31,9 @@ This bar contains a dropdown menu of all available corps. If the user has the `a
 
 On the right of this bar is a search field. Press enter to search. It checks all characters in all Corp Stats you have view permission to and returns search results. Generic searches (such as 'a') will be slow.
 
-### API Index
+### Registration Index
 
-![API Index](/_static/images/features/corpstats/api_index.png)
+![Registration Index](/_static/images/features/corpstats/api_index.png)
 
 This is a visual indication of the number of registered characters.
 
@@ -41,9 +41,9 @@ This is a visual indication of the number of registered characters.
 
 ![last update and update button](/_static/images/features/corpstats/last_update.png)
 
-Corp Stats do not automatically update. They update once upon creation for initial data, and whenever someone presses the update button.
+Corp Stats automatically update every 6 hours. An update can be performed immediately by pressing thi update button.
 
-Only superusers and the creator of the Corp Stat can update it.
+Only superusers and the creator of the Corp Stat can trigger an immediate update.
 
 ### Member List