Update runtime files.  Remove duplicate tags in help.
updated for version 7.3.1256
Problem:    Can't build without eval or autocmd feature.
Solution:   Add #ifdefs.
Added tag v7-3-1256 for changeset 322441058afc
updated for version 7.3.1257
Problem:    With GNU gettext() ":lang de_DE.utf8" does not always result in
	    German messages.
Solution:   Clear the $LANGUAGE environment variable.
Added tag v7-3-1257 for changeset 5751284311f3
updated for version 7.3.1258
Problem:    Using submatch() may crash Vim. (Ingo Karkat)
Solution:   Restore the number of subexpressions used.
Added tag v7-3-1258 for changeset c9e2ccc53f2e
Merge with master.
Auto version upgrade (7.3.1258)