Fix bug 1730717 - static query context not reusable
Fix bug 1660975 (regular expressions with hyphens on JDK 1.4 and .NET). Also in this commit, administrative changes needed to build the 220.127.116.11 patch release, and some corrections to earlier patches.
Fix bug 1659362 (extension functions on .NET)
Fix bug 1659036 for both 8.8 and 8.9
Initial commit of Saxon-B 8.9 source as released
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