Minor changes to make error messages consistent, and possibly less crashy....

Minor changes to make error messages consistent, and possibly less crashy. Still need unit tests to trigger this code.

tools/check

@@ -431,7 +431,7 @@ class ReferencePageValidator(MarkdownValidator):
         if len(glossary_entry) < 2:
             logging.error(
                     "In {0}:"
-                    "Glossary entry \"{}\" must have at least two lines- "
+                    "Glossary entry '{1}' must have at least two lines- "
                     "a term and a definition.".format(
                         glossary_keyword, self.filename))
             return False
@@ -442,7 +442,7 @@ class ReferencePageValidator(MarkdownValidator):
                 if not re.match("^:   ", line):
                     logging.error(
                             "In {0}:"
-                            "At glossary entry \"{}\" "
+                            "At glossary entry '{1}' "
                             "First line of definition must "
                             "start with ':    '.".format(
                                 glossary_keyword, self.filename))
@@ -451,7 +451,7 @@ class ReferencePageValidator(MarkdownValidator):
                 if not re.match("^    ", line):
                     logging.error(
                             "In {0}:"
-                            "At glossary entry \"{}\" "
+                            "At glossary entry '{1}' "
                             "Subsequent lines of definition must "
                             "start with '     '.".format(
                                 glossary_keyword, self.filename))