strict string filter

[Abenezer]

Bug Report or Feature Request (mark with an x)

- [ ] Regression (a behavior that used to work and stopped working in a new release)
- [ ] Bug report -> please search issues before submitting
- [x] Feature request
- [ ] Documentation issue or request

is there an option to make string search strict (match the whole word)

[RobertThwaite]

hi great suggestion. ive added a pull request with this feature.