put version in standalone file

this way, it avoids error due to missing imports

docs/conf.py

@@ -33,7 +33,7 @@ sys.modules.update((mod_name, Mock()) for mod_name in MOCK_MODULES)
 
 sys.path.insert(0, os.path.abspath('..'))
 
-from ldapcherry import version
+from ldapcherry.version import version
 
 # -- General configuration -----------------------------------------------------
 

goodies/tag.sh

@@ -2,7 +2,7 @@
 
 cd  `dirname $0`/../
 
-version=`sed -e "s/version\ * = \ *'\(.*\)'.*/\1/;tx;d;:x" ./ldapcherry/__init__.py`
+version=`sed -e "s/version\ * = \ *'\(.*\)'.*/\1/;tx;d;:x" ./ldapcherry/version.py`
 
 git tag "$version"
 git push origin "$version"

ldapcherry/__init__.py

@@ -35,8 +35,6 @@ from sets import Set
 
 SESSION_KEY = '_cp_username'
 
-version = '0.5.1'
-
 
 class LdapCherry(object):
 

ldapcherry/version.py

@@ -0,0 +1,8 @@
+# -*- coding: utf-8 -*-
+# vim:set expandtab tabstop=4 shiftwidth=4:
+#
+# The MIT License (MIT)
+# ldapCherry
+# Copyright (c) 2014 Carpentier Pierre-Francois
+
+version = '0.5.2'

setup.py

@@ -17,7 +17,7 @@ data_dir = os.path.join(datarootdir, 'ldapcherry')
 config_dir = os.path.join(sysconfdir, 'ldapcherry')
 small_description = 'A simple web application to manage Ldap entries'
 
-from ldapcherry import version
+from ldapcherry.version import version
 
 # change requirements according to python version
 if sys.version_info[0] == 2: