upgrade dependencies

Author: rse

package.json

@@ -20,22 +20,22 @@
         "@hapi/hapi":              ">=18.0.0"
     },
     "dependencies": {
-        "urijs":                   "1.19.1",
-        "@hapi/hoek":              "7.1.0",
-        "@hapi/boom":              "7.4.2",
-        "ws":                      "7.0.0",
+        "urijs":                   "1.19.2",
+        "@hapi/hoek":              "8.3.2",
+        "@hapi/boom":              "8.0.1",
+        "ws":                      "7.2.0",
         "websocket-framed":        "1.2.1"
     },
     "devDependencies": {
-        "@hapi/hapi":              "18.3.1",
-        "@hapi/basic":             "5.1.0",
-        "babel-eslint":            "10.0.1",
-        "eslint":                  "5.16.0",
-        "eslint-config-standard":  "12.0.0",
-        "eslint-plugin-standard":  "4.0.0",
-        "eslint-plugin-promise":   "4.1.1",
-        "eslint-plugin-import":    "2.17.3",
-        "eslint-plugin-node":      "9.1.0"
+        "@hapi/hapi":              "18.4.0",
+        "@hapi/basic":             "5.1.1",
+        "babel-eslint":            "10.0.3",
+        "eslint":                  "6.6.0",
+        "eslint-config-standard":  "14.1.0",
+        "eslint-plugin-standard":  "4.0.1",
+        "eslint-plugin-promise":   "4.2.1",
+        "eslint-plugin-import":    "2.18.2",
+        "eslint-plugin-node":      "10.0.0"
     },
     "engines": {
         "node":                    ">=8.0.0"