REL: set version to 1.5.0b2, and add 3.1 superpack to release script.

diff --git a/release.sh b/release.sh
index a1c4ece..56a2c1d 100644
--- a/release.sh
+++ b/release.sh

@@ -7,6 +7,7 @@
 paver dmg -p 2.7
 paver dmg -p 2.6
 paver dmg -p 2.5
+paver bdist_superpack -p 3.1
 paver bdist_superpack -p 2.7
 paver bdist_superpack -p 2.6
 paver bdist_superpack -p 2.5

diff --git a/setup.py b/setup.py
index 48dc953..a3f9afa 100755
--- a/setup.py
+++ b/setup.py

@@ -56,8 +56,8 @@
 MAJOR               = 1
 MINOR               = 5
 MICRO               = 0
-ISRELEASED          = False
-VERSION             = '%d.%d.%db1' % (MAJOR, MINOR, MICRO)
+ISRELEASED          = True
+VERSION             = '%d.%d.%db2' % (MAJOR, MINOR, MICRO)
 
 # Return the svn version as a string, raise a ValueError otherwise
 def svn_version():