Jasmine tests not passing

[Lakshmi-Sharma]

Three Jasmine tests for unformat are not passing in master.

[Lakshmi-Sharma]

These seem to be because of brackets, i.e. '()' being present in the string.
So a fix for issue #121 would fix this issue as well.

[ErinsMatthew]

I've proposed PR#136 to fix this.