prefer nanosleep for sleep loadable builtin; changes for overflow in indexed array indices; make sure dynamic loading and unloading builtins updates programmable completion; document that assignment to PATH clears the command hash table; fix small memory leak from readline filename rewrite hook

doc/bash.html

@@ -11537,6 +11537,7 @@ The
 
 option causes the shell to forget all
 remembered locations.
+Assigning to the <B>PATH</B> variable also clears all hashed filenames.
 The
 <B>-d</B>
 
@@ -15156,7 +15157,7 @@ There may be only one active coprocess at a time.
 <DT><A HREF="#lbDI">BUGS</A><DD>
 </DL>
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-This document was created by man2html from /usr/local/src/bash/bash-20230626/doc/bash.1.<BR>
-Time: 28 June 2023 14:10:33 EDT
+This document was created by man2html from /usr/local/src/bash/bash-20230703/doc/bash.1.<BR>
+Time: 05 July 2023 11:27:18 EDT
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