Overload expand_parameter() like get_number().
authorIain Patterson <me@iain.cx>
Thu, 25 Oct 2012 04:51:16 +0000 (21:51 -0700)
committerIain Patterson <me@iain.cx>
Thu, 30 May 2013 13:42:09 +0000 (14:42 +0100)
commit9727e8ada22d4da8a492b7da0a19d88e4394d59e
tree245d05f5a51e2e399a4c59df0b7820819c758d8d
parentc479182f184204e0f330e68b2927ce7720f7e54f
Overload expand_parameter() like get_number().

Allow expand_parameter() to accept the optional must_exist flag.
registry.cpp
registry.h