Add -t option for linters that support it.
Add -t option for linters that support it.

Thanks to @tylerb. Fixes #10.

alecthomas/gometalinter,jgautheron/gometalinter,dnephin/gometalinter,alecthomas/gometalinter,cep21/gometalinter,dnephin/gometalinter,alecthomas/gometalinter,dnephin/gometalinter