- npm: Update devDeps

- Fix: Enforce stylesheet ordering sequence
- Fix: Ensure SVG-edit hidden until stylesheets loaded
- Fix: Avoid abandoning stylesheet loading if one load fails

package.json

@@ -54,15 +54,15 @@
     "eslint-config-standard": "11.0.0",
     "eslint-plugin-import": "2.12.0",
     "eslint-plugin-node": "6.0.1",
-    "eslint-plugin-promise": "3.7.0",
+    "eslint-plugin-promise": "3.8.0",
     "eslint-plugin-qunit": "^3.2.1",
     "eslint-plugin-standard": "3.1.0",
     "imageoptim-cli": "^2.0.2",
-    "load-stylesheets": "^0.4.0",
+    "load-stylesheets": "^0.5.0",
     "node-static": "^0.7.10",
     "opn-cli": "^3.1.0",
     "qunit": "^2.6.1",
-    "rollup": "0.59.2",
+    "rollup": "0.59.4",
     "rollup-plugin-babel": "^3.0.4",
     "rollup-plugin-commonjs": "^9.1.3",
     "rollup-plugin-json": "^3.0.0",
@@ -71,7 +71,7 @@
     "rollup-plugin-re": "^1.0.7",
     "rollup-plugin-uglify": "^4.0.0",
     "sinon": "^5.0.10",
-    "sinon-test": "^2.1.3",
+    "sinon-test": "^2.2.0",
     "uglify-es": "^3.3.9"
   }
 }