updated for version 7.3.1120
Problem:    Crash when regexp logging is enabled.
Solution:   Avoid using NULL pointers. Advance over count argument.
Added tag v7-3-1120 for changeset d1376091d18b
updated for version 7.3.1121
Problem:    New regexp engine: adding states that are not used.
Solution:   Don't add the states.
Added tag v7-3-1121 for changeset 4b9503f0c7d3
updated for version 7.3.1122
Problem:    New regexp engine: \%> not supported.
Solution:   Implement \%>.
Added tag v7-3-1122 for changeset 7793e737ec87