Merge pull request #70 from code4lib/doc_tweaks

Trying to make docs a bit more user-friendly

Author: jrochkind

README.md

@@ -64,7 +64,7 @@ The OAI provider library handles serving local content to other clients. Here's
   end
 ```
 
-See {OAI::Provider} for more details
+See comment docs at top of [OAI::Provider](./lib/oai/provider.rb) for more details, including discussion of the `OAI::Provider::ActiveRecordWrapper` class for quich setup of an OAI provider for an ActiveRecord model class (single database table)
 
 Interactive Harvester
 ---------------------

lib/oai/provider.rb

@@ -201,6 +201,11 @@
 #    end
 #  end
 # ```
+# ### Sets?
+#
+# There is some code written to support oai-pmh "sets" in the ActiveRecord::Wrapper, but
+# it's somewhat inflexible, and not well-documented, and as I write this I don't understand
+# it enough to say more. See https://github.com/code4lib/ruby-oai/issues/67
 #
 module OAI::Provider
   class Base