Add InEpsilon().
Add InEpsilon().

ernesto-jimenez/testify,danielchatfield/testify,glittershark/testify,stretchr/testify,bmatsuo/testify,liudhzhyym/testify,embroker/testify,stretchr/testify,outrightmental/go-testify,Fiery/testify,mesosphere/testify,brahmaroutu/testify,ifraixedes/testify,yxd-hde/testify,wallclockbuilder/testify,insionng/testify,ANPez/testify,multiplay/testify,yaoshipu/testify,hpcloud/testify,csquared/testify,grepory/testify,hawx/assert,AnuchitPrasertsang/testify,yxd-hde/testify,MCProHosting/testify,allgeek/testify,codygibb/testify,irnnr/testify,betable/testify,davelondon/ktest,roth1002/testify,andymoon/testify,dvln/testify,pki-io/testify