Update dependencies to mitigate vulnerable libraries identified by Snyk.

.snyk

@@ -0,0 +1,4 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.7.1
+ignore: {}
+patch: {}

package.json

@@ -14,20 +14,21 @@
   },
   "main": "haste",
   "dependencies": {
+    "busboy": "0.2.4",
+    "connect": "^3.6.5",
     "connect-ratelimit": "0.0.7",
     "connect-route": "0.1.5",
-    "connect": "3.4.1",
+    "pg": "^4.5.7",
-    "st": "1.1.0",
-    "winston": "0.6.2",
-    "redis-url": "0.1.0",
     "redis": "0.8.1",
-    "uglify-js": "1.3.3",
+    "redis-url": "0.1.0",
-    "busboy": "0.2.4",
+    "st": "^1.2.1",
-    "pg": "4.1.1"
+    "uglify-js": "^2.6.0",
+    "winston": "^0.8.0"
   },
   "devDependencies": {
     "mocha": "*",
-    "should": "*"
+    "should": "*",
+    "snyk": "^1.34.4"
   },
   "bundledDependencies": [],
   "engines": {