Harden tests, add note about mode limitations.

setup.py

@@ -26,7 +26,7 @@ setup(name=name,
       install_requires=[
           'setuptools', # namespaces
           'zc.buildout', # plays with buildout
-          'jinja2 >= 2.7',
+          'jinja2>=2.7',
       ],
       zip_safe=True,
       entry_points={

slapos/recipe/template/README.jinja2.txt

@@ -238,7 +238,7 @@ You can specify the mode for rendered file::
     ... template = template.in
     ... rendered = foo
     ... context = key bar buildout:parts
-    ... mode = 206
+    ... mode = 205
     ... ''')
     >>> print system(join('bin', 'buildout')),
     Uninstalling template.
@@ -249,7 +249,10 @@ And the generated file with have the right permissions::
     >>> import stat
     >>> import os
     >>> print oct(stat.S_IMODE(os.stat('foo').st_mode))
-    0206
+    0205
+
+Note that Buildout will not allow you to have write permission for others
+and will silently remove it (i.e a 207 mode will become 205).
 
 Template imports
 ~~~~~~~~~~~~~~~~

slapos/recipe/template/tests.py

@@ -38,7 +38,7 @@ def test_suite():
       filename,
       setUp=setUp,
       tearDown=testing.buildoutTearDown,
-      optionflags=doctest.ELLIPSIS,
+      optionflags=(doctest.ELLIPSIS | doctest.NORMALIZE_WHITESPACE),
     ) for filename in [
       'README.txt',
       'README.jinja2.txt',