Update README for PaperTrail::Version#where_object_changes [ci skip]

CHANGELOG.md

@@ -93,7 +93,7 @@ in the `PaperTrail::Version` class through a `Rails::Engine` when the gem is use
     with Rails `4.1.0.rc1`.
   - [#334](https://github.com/airblade/paper_trail/pull/334) - Add small-scope `whodunnit` method to `PaperTrail::Model::InstanceMethods`.
   - [#329](https://github.com/airblade/paper_trail/issues/329) - Add `touch_with_version` method to `PaperTrail::Model::InstanceMethods`,
-    to allow for generating a version `touch`ing a model.
+    to allow for generating a version while `touch`ing a model.
   - [#328](https://github.com/airblade/paper_trail/pull/328) / [#326](https://github.com/airblade/paper_trail/issues/326) /
     [#307](https://github.com/airblade/paper_trail/issues/307) - `Model.paper_trail_enabled_for_model?` and
     `model_instance.without_versioning` is now thread-safe.

README.md

@@ -174,7 +174,10 @@ version.event
 # Query versions objects by attributes.
 PaperTrail::Version.where_object(attr1: val1, attr2: val2)
 
-# Query versions object_changes field by attributes (requires [`object_changes`](https://github.com/airblade/paper_trail#diffing-versions) column on versions table). Also can't guarantee consistent results for values of type Fixnum due to limitations of wildcard matchers against the column.
+# Query versions object_changes field by attributes (requires
+# `object_changes` column on versions table).
+# Also can't guarantee consistent query results for values of type Fixnum
+# due to limitations of SQL wildcard matchers against the serialized objects.
 PaperTrail::Version.where_object_changes(attr1: val1)
 ```