Andreas E 4937c7fff2 Fix missing chapter warning when chapter number is not recognized (#3928)
* Fix missing chapter warning when chapter number is not recognized

* Add case where ch number is recognized as zero but has no ch number

Yes this will ignore ch 0

* Use RegEx to double check if ch. name contains potential ch. number

(cherry picked from commit f1350bc33e2d20c7cff9e3aadb604ab3498b9672)
2020-10-24 13:41:22 -04:00
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