updated for version 7.3.1021
Problem:    New regexp engine does not ignore order of composing chars.
Solution:   Ignore composing chars order.
Added tag v7-3-1021 for changeset fc997f05cbc7
updated for version 7.3.1022
Problem:    Compiler warning for shadowed variable. (John Little)
Solution:   Move declaration, rename variables.
Added tag v7-3-1022 for changeset 849180347ac3
updated for version 7.3.1023
Problem:    Searching for composing char only and using \Z has different
	    results.
Solution:   Make it match the composing char, matching everything is not
	    useful.
Added tag v7-3-1023 for changeset f0c37f5cf4ea
updated for version 7.3.1024
Problem:    New regexp: End of matching pattern not set correctly. (Cesar
	    Romani)
Solution:   Quit the loop after finding the match.  Store nfa_has_zend in the
	    program.
Added tag v7-3-1024 for changeset 7b835b2969af
updated for version 7.3.1025
Problem:    New regexp: not matching newline in string. (Marc Weber)
Solution:   Check for "\n" character.
Added tag v7-3-1025 for changeset b2946c06d1b6
updated for version 7.3.1026
Problem:    New regexp: pattern that includs a new-line matches too early.
	    (john McGowan)
Solution:   Do not start searching in the second line.
Added tag v7-3-1026 for changeset 888c12c899e5
updated for version 7.3.1027
Problem:    New regexp performance: Calling no_Magic() very often.
Solution:   Remove magicness inline.
Added tag v7-3-1027 for changeset 04086e297563
updated for version 7.3.1028
Problem:    New regexp performance: Copying a lot of position state.
Solution:   Only copy the sub-expressions that are being used.
Added tag v7-3-1028 for changeset 4d81fdda8f35
updated for version 7.3.1029
Problem:    New regexp performance: Unused position state being copied.
Solution:   Keep track of which positions are actually valid.
Added tag v7-3-1029 for changeset e7016af0cbf9
updated for version 7.3.1030
Problem:    Can't build for debugging.
Solution:   Fix struct member names.
Added tag v7-3-1030 for changeset d1f3c77159f9