Permit tildes in romanization of draft author names when looking for draft authors. Can be used in romanization of arabic names.

 - Legacy-Id: 14256

Author: levkowetz

ietf/utils/draft.py

@@ -509,8 +509,8 @@ def extract_authors(self):
             "honor" : r"(?:[A-Z]\.|Dr\.?|Dr\.-Ing\.|Prof(?:\.?|essor)|Sir|Lady|Dame|Sri)",
             "prefix": r"([Dd]e|Hadi|van|van de|van der|Ver|von|[Ee]l)",
             "suffix": r"(jr.?|Jr.?|II|2nd|III|3rd|IV|4th)",
-            "first" : r"([A-Z][-A-Za-z'`]*)(( ?\([A-Z][-A-Za-z'`]*\))?(\.?[- ]{1,2}[A-Za-z'`]+)*)",
-            "last"  : r"([-A-Za-z'`]{2,})",
+            "first" : r"([A-Z][-A-Za-z'`~]*)(( ?\([A-Z][-A-Za-z'`~]*\))?(\.?[- ]{1,2}[A-Za-z'`~]+)*)",
+            "last"  : r"([-A-Za-z'`~]{2,})",
             "months": r"(January|February|March|April|May|June|July|August|September|October|November|December)",
             "mabbr" : r"(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\.?",
             }