Created by: zlima
On IE11 input-group forms looks like this:
Since line-height doesn't work right on IE11 we've used this fix to resolve the problem on the input size inside a form.
We've change the $input-height calculation to consider the input-border-width and used the mixin already created for the input-size.
the final result looks like this:
We've tested on IE and chrome(windows, os x and ios) all the browsers with 100% zoom and it works, it also passed on Travis-ci test