Don't apply svn commit hook checks to 2.8 branch.

Some of the files in 2.8 still use the old conventions, allow doing changes in
them without completely updating them to follow the rules checked by the hook.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70628 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

misc/scripts/svn/hooks/pre-commit

@@ -15,9 +15,12 @@ rc=0
 
 # exclude all third-party files from consideration, we don't want to do any
 # checks for them
+#
+# Also don't impose any constraints on commits to previous 2.x branches.
 all_changed_files=`svnl changed | \
                     grep "^[AU]" | \
                     sed 's/^....//' | \
+                    egrep -v "branches/WX_2_" | \
                     egrep -v "src/(tiff|regex|jpeg|stc/scintilla)" | \
                     egrep -v "_wrap.cpp" | \
                     egrep -v "wxPython/.*/docs/.*\.html$"`