Add test for neomake#signs#RedefineErrorSign
Add test for neomake#signs#RedefineErrorSign

https://github.com/neomake/neomake/pull/736

bonds/neomake,datanoise/neomake,nerdrew/neomake,neomake/neomake,euclio/neomake,neomake/neomake,nerdrew/neomake,codeinabox/neomake,euclio/neomake,bonds/neomake