A somewhat different approach to --enable-verbose: inline __wt_verbose()
and the test of the verbose flag, remove all of the WT_VERBOSE_XXX #defines
other than WT_VERBOSE_ISSET.
Merge branch 'optional-verbose' into optional-verbose-inline
Merge branch 'optional-verbose' into optional-verbose-inline
Merge branch 'optional-verbose' into optional-verbose-inline

Conflicts:
	src/include/misc.h
	src/os_posix/os_fallocate.c
Merge pull request #993 from wiredtiger/optional-verbose-inline

A somewhat different approach to --enable-verbose: inline __wt_verbose()