Bump mixin-deep from 1.3.1 to 1.3.2 in /src/frontend (netgusto#75)

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] <support@github.com>

Security fix for dominictarr/event-stream#116

Version 0.1.25; updated parcel-bundler (CVE-2018-14731)

Version 0.1.24

Version 0.1.22

Version 0.1.21

Version 0.1.20

Version 0.1.19

Feat typescript (netgusto#50)

* Version 0.1.18

Version 0.1.17