GUAC-847: Implement recursive descent parser for guacd config files.
GUAC-847: Rename conf-file to conf-parse.
GUAC-847: Add placeholder for file parsing.
GUAC-847: Read from file (stub). Override with args.
GUAC-847: Add arbitrary data to callback.
GUAC-847: Actually read config file.
GUAC-847: Handle parse errors in callback. Actually parse config file.
GUAC-847: Add pointless initialization to satisfy false-positive warnings.
GUAC-847: Embrace the pointless initialization.
GUAC-847: Allow default location of config file to be overridden.
GUAC-848: Add manpage for guacd.conf.
GUAC-848: Fix typos and formatting of new manpage.
Merge branch 'master' into GUAC-844

Conflicts:
	src/guacd/Makefile.am
	src/guacd/daemon.c