[[ Bug 13096 ]] Resolve relative initial path before passing to file / folder dialogs
[[ Bug 13038 ]] Use platform-specific methods of obtaining random bytes, rather than rely on SSL
[[ Bug 13059 ]] Enable MCStack::menumup() actions for menuname stacks
Merge remote-tracking branch 'ian/bugfix-13059' into bugfix-13059
Merge branch 'bugfix-13059' into release-6.6.3
Merge remote-tracking branch 'ian/bugfix-13038' into bugfix-13038
Merge branch 'bugfix-13038' into release-6.6.3
Merge remote-tracking branch 'ian/bugfix-13096' into bugfix-13096
Merge branch 'bugfix-13096' into release-6.6.3