fix: package.json, package-lock.json & .snyk to reduce vulnerabilities

The following vulnerabilities are fixed with a Snyk patch:
- https://snyk.io/vuln/SNYK-JS-LODASH-567746

Author: snyk-bot

.snyk

@@ -0,0 +1,16 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.14.1
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  SNYK-JS-LODASH-567746:
+    - eslint > lodash:
+        patched: '2020-05-01T01:34:02.805Z'
+    - eslint > inquirer > lodash:
+        patched: '2020-05-01T01:34:02.805Z'
+    - eslint > table > lodash:
+        patched: '2020-05-01T01:34:02.805Z'
+    - madge > detective-typescript > @typescript-eslint/typescript-estree > lodash:
+        patched: '2020-05-01T01:34:02.805Z'
+    - madge > dependency-tree > precinct > detective-typescript > @typescript-eslint/typescript-estree > lodash:
+        patched: '2020-05-01T01:34:02.805Z'