Let golint ignore a function whose name starts "Benchmark" when it checks function declarations.
Let golint ignore a function whose name starts "Benchmark" when it checks function declarations.

Fixes #44.

Signed-off-by: David Symonds <7f6bb564ed9e580d4f0aa90d53b34578e5d24cb9@golang.org>

gorcz/lint,NichoZhang/lint,zimmski/lint,elgris/hint,JekaMas/hint,tmc/lint,darkliquid/lintci,hellosuper/gohint,lutzky/lint,golang/lint,kovetskiy/lint