Suggested fix for bug 3604576: msgcat -1.5.0.tm error on windows XP, inclusive bump to version 1.5.1.
Changelog entry still missing.
Finer granulated catch
[Bug 3604576]: msgcat-1.5.0.tm error on windows XP
[Bug 3604576]: msgcat-1.5.0.tm error on windows XP
ChangeLog corrected: msgcat issue must not be XP specific
ChangeLog corrected: msgcat issue must not be XP specific
merge-mark
Merge trunk. 
Move Tcl_InitSubsystems documentation to its own manpage