Fix typo in placeholder.

Author: hsorby

src/mapclient/tools/pluginwizard/skeleton.py

@@ -220,7 +220,6 @@ def _generateConfigureMethod(self):
         self._configured = dlg.validate()
         self._configuredObserver()
 """
-        else:
             method_string += '        pass\n'
 
         return method_string

src/mapclient/tools/pluginwizard/skeletonstrings.py

@@ -126,7 +126,7 @@ def __init__(self, parent=None):
         # and know how many occurrences of the current identifier there should
         # be.
         self._previousIdentifier = ''
-        # Set a place holder for a callable that will get set from the step.
+        # Set a placeholder for a callable that will get set from the step.
         # We will use this method to decide whether the identifier is unique.
         self.identifierOccursCount = None