Fix security issues

[jgerle]

│ Critical │ Command Injection │ │ Package │ gm │ │ Patched in │ >=1.21.1 │ │ Dependency of │ ticons │ │ Path │ ticons > gm │ │ More info │ https://nodesecurity.io/advisories/54 │

│ Moderate │ Regular Expression Denial of Service │ │ Package │ semver │ │ Patched in │ >=4.3.2 │ │ Dependency of │ ticons │ │ Path │ ticons > update-notifier > semver │ │ More info │ https://nodesecurity.io/advisories/31 │

│ Low │ Regular Expression Denial of Service │ │ Package │ debug │ │ Patched in │ >= 2.6.9 < 3.0.0 || >= 3.1.0 │ │ Dependency of │ ticons │ │ Path │ ticons > gm > debug │ │ More info │ https://nodesecurity.io/advisories/534 │