you can add vendors while creating.

migrator/package-lock.json

@@ -19,8 +19,8 @@
       "resolved": "https://registry.npmjs.org/db-migrator/-/db-migrator-2.2.0.tgz",
       "integrity": "sha512-7A5sSNJwZv0/2dslOOJyccwS7wN99+Xq+ifNXUHEfxlWuVeQ9wGds3s1HYRcmtZl+oV2wq1ZEOXfyPb/GvQpMA==",
       "requires": {
-        "colors": "1.1.2",
-        "lodash": "4.17.4"
+        "colors": "1.x",
+        "lodash": "^4.17.4"
       }
     },
     "js-string-escape": {
@@ -47,9 +47,9 @@
         "js-string-escape": "1.0.1",
         "packet-reader": "0.3.1",
         "pg-connection-string": "0.1.3",
-        "pg-pool": "2.0.3",
-        "pg-types": "1.12.1",
-        "pgpass": "1.0.2",
+        "pg-pool": "~2.0.3",
+        "pg-types": "~1.12.1",
+        "pgpass": "1.x",
         "semver": "4.3.2"
       }
     },
@@ -68,10 +68,10 @@
       "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-1.12.1.tgz",
       "integrity": "sha1-1kCH45A7WP+q0nnnWVxSIIoUw9I=",
       "requires": {
-        "postgres-array": "1.0.2",
-        "postgres-bytea": "1.0.0",
-        "postgres-date": "1.0.3",
-        "postgres-interval": "1.1.1"
+        "postgres-array": "~1.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.0",
+        "postgres-interval": "^1.1.0"
       }
     },
     "pgpass": {
@@ -79,7 +79,7 @@
       "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.2.tgz",
       "integrity": "sha1-Knu0G2BltnkH6R2hsHwYR8h3swY=",
       "requires": {
-        "split": "1.0.1"
+        "split": "^1.0.0"
       }
     },
     "postgres-array": {
@@ -102,7 +102,7 @@
       "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.1.1.tgz",
       "integrity": "sha512-OkuCi9t/3CZmeQreutGgx/OVNv9MKHGIT5jH8KldQ4NLYXkvmT9nDVxEuCENlNwhlGPE374oA/xMqn05G49pHA==",
       "requires": {
-        "xtend": "4.0.1"
+        "xtend": "^4.0.0"
       }
     },
     "semver": {
@@ -115,7 +115,7 @@
       "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
       "integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
       "requires": {
-        "through": "2.3.8"
+        "through": "2"
       }
     },
     "through": {