Make an internal 3.4a6 release, primarily for Zope 2.8.

This is effectively a beta release, but I don't want to
take the time to do a full-blown release right now.

NEWS.txt

-What's new in ZODB3 3.4b1?
+What's new in ZODB3 3.4a6?
 ==========================
-Release date: DD-MMM-2005
+Release date: 05-May-2005
+
+This was an internal release, to get the last of the planned new 3.4 features
+into the Zope 2.8 beta.
 
 transaction
 -----------

doc/guide/zodb.tex

 \documentclass{howto}
 
 \title{ZODB/ZEO Programming Guide}
-\release{3.4.0a5}
+\release{3.4a6}
 \date{\today}
 
 \author{A.M.\ Kuchling}

setup.py

@@ -247,7 +247,7 @@ class MyDistribution(Distribution):
 doclines = __doc__.split("\n")
 
 setup(name="ZODB3",
-      version="3.4.0a5",
+      version="3.4a6",
       maintainer="Zope Corporation",
       maintainer_email="zodb-dev@zope.org",
       url = "http://www.zope.org/Wikis/ZODB",

src/ZEO/__init__.py

@@ -22,4 +22,4 @@ ZEO is now part of ZODB; ZODB's home on the web is
 """
 
 # The next line must use double quotes, so release.py recognizes it.
-version = "3.4.0a5"
+version = "3.4a6"

src/ZEO/version.txt

-3.4.0a5
+3.4a6

src/ZODB/__init__.py

@@ -13,7 +13,7 @@
 ##############################################################################
 
 # The next line must use double quotes, so release.py recognizes it.
-__version__ = "3.4.0a5"
+__version__ = "3.4a6"
 
 import sys
 import __builtin__