Build 3633: Fixes problem on OS X 10.5 and 10.6 ('Leopard' and 'Snow Leopard') that caused spurious 'invalid signature' errors.

git-svn-id: http://tunnelblick.googlecode.com/svn/trunk@2634 ecaf4b9d-c145-0410-a236-1b700048ef5c
Build 3637: update branch so it is now the same as version 3.4beta12 build 3636, except that it is 3.4beta13 build 3637

git-svn-id: http://tunnelblick.googlecode.com/svn/trunk@2637 ecaf4b9d-c145-0410-a236-1b700048ef5c