Bump dependencies (#108)

* Bump rgb2hex from 0.1.0 to 0.1.10 (#98)

Bumps [rgb2hex](https://github.com/christian-bromann/rgb2hex) from 0.1.0 to 0.1.10.
- [Release notes](https://github.com/christian-bromann/rgb2hex/releases)
- [Commits](christian-bromann/rgb2hex@v0.1.0...v0.1.10)

Signed-off-by: dependabot[bot] <[email protected]>

* Bump stringstream from 0.0.5 to 0.0.6 (#97)

Bumps [stringstream](https://github.com/mhart/StringStream) from 0.0.5 to 0.0.6.
- [Release notes](https://github.com/mhart/StringStream/releases)
- [Commits](mhart/StringStream@v0.0.5...v0.0.6)

Signed-off-by: dependabot[bot] <[email protected]>

* Bump lodash.merge from 4.6.1 to 4.6.2 (#99)

Bumps [lodash.merge](https://github.com/lodash/lodash) from 4.6.1 to 4.6.2.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](https://github.com/lodash/lodash/commits)

Signed-off-by: dependabot[bot] <[email protected]>

* Bump mixin-deep from 1.3.1 to 1.3.2 (#100)

Bumps [mixin-deep](https://github.com/jonschlinkert/mixin-deep) from 1.3.1 to 1.3.2.
- [Release notes](https://github.com/jonschlinkert/mixin-deep/releases)
- [Commits](jonschlinkert/mixin-deep@1.3.1...1.3.2)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: gavrielrh