Move docs/HISTORY.txt to CHANGES.txt to apply to Plone conventions.

docs/HISTORY.txt

@@ -1,32 +0,0 @@
-Changelog
-=========
-
-1.0b2 (unreleased)
-------------------
-
-- Fix sort-reversed checkbox javascript.
-  [timo]
-
-
-1.0b1 (2012-03-09)
-------------------
-
-- Stop hardcoding the field name so it works with other field names and
-  prefixes.
-  [davisagli]
-
-- Rename ArcheTypesQueryWidget to Querywidget to avoid confusion.
-  [timo]
-
-- Several JSLint fixes on querywidget.js
-  [timo]
-
-- Make sure the sorting settings are actually stored on the collection.
-  [timo]
-
-
-1.0a1 (2011-10-28)
-------------------
-
-- Initial release.
-  [ralphjacobs, kcleong, jbaumann, hannosch, timo]

setup.py

@@ -1,5 +1,4 @@
 from setuptools import setup, find_packages
-import os
 
 version = '1.0dev'
 
@@ -7,7 +6,7 @@ setup(name='plone.formwidget.querystring',
       version=version,
       description="A widget for composing a Query string/search.",
       long_description=open("README.rst").read() + "\n" +
-                       open(os.path.join("docs", "HISTORY.txt")).read(),
+                       open("CHANGES.txt").read(),
       classifiers=[
         "Framework :: Plone",
         "Programming Language :: Python",