diff --git a/TODO b/TODO
index 2b2cb07c..3c5af0ff 100644
--- a/TODO
+++ b/TODO
@@ -1,11 +1,10 @@
 Waf 1.9
 -------
 
-* Fix the vala detection
 * Better consistency between check_cfg and check_cc variables
 * Let more context commands depend on the configuration
 * Rework qt5
 * Use relative paths in apply_incpaths (and absolute ones when paths cross drives)
-* Provide a more efficient ConfigSet implementation
+* Regexps for extension-based processing
 * Other issues listed on https://github.com/waf-project/waf/issues
 
diff --git a/waflib/TaskGen.py b/waflib/TaskGen.py
index a90f3f68..bea30921 100644
--- a/waflib/TaskGen.py
+++ b/waflib/TaskGen.py
@@ -162,8 +162,6 @@ class task_gen(object):
 		#. The methods are then executed in order
 		#. The tasks created are added to :py:attr:`waflib.TaskGen.task_gen.tasks`
 		"""
-
-		# we could add a decorator to let the task run once, but then python 2.3 will be difficult to support
 		if getattr(self, 'posted', None):
 			#error("OBJECT ALREADY POSTED" + str( self))
 			return False
diff --git a/waflib/Tools/vala.py b/waflib/Tools/vala.py
index ca1a5282..9877e5c7 100644
--- a/waflib/Tools/vala.py
+++ b/waflib/Tools/vala.py
@@ -340,7 +340,7 @@ def options(opt):
 	"""
 	opt.load('gnu_dirs')
 	valaopts = opt.add_option_group('Vala Compiler Options')
-	valaopts.add_option ('--vala-target-glib', default=None,
+	valaopts.add_option('--vala-target-glib', default=None,
 		dest='vala_target_glib', metavar='MAJOR.MINOR',
 		help='Target version of glib for Vala GObject code generation')