upgrade deps

package.json

@@ -37,25 +37,25 @@
   "repository": "https://github.com/75lb/local-web-server",
   "author": "Lloyd Brookes <75pound@gmail.com>",
   "dependencies": {
-    "ansi-escape-sequences": "^2.2.2",
+    "ansi-escape-sequences": "^3.0.0",
     "array-back": "^1.0.3",
-    "command-line-args": "^3.0.1",
-    "command-line-usage": "^3.0.3",
-    "config-master": "^2.0.4",
-    "koa": "^2.0.0",
+    "command-line-args": "^3.0.2",
+    "command-line-usage": "^3.0.5",
+    "config-master": "^2.1.0-0",
+    "koa": "next",
     "koa-compose": "^3.1.0",
     "koa-convert": "^1.2.0",
     "local-web-server-default-stack": "github:local-web-server/default-stack",
     "reduce-flatten": "^1.0.1",
-    "table-layout": "~0.2.2",
+    "table-layout": "~0.2.3",
     "typical": "^2.6.0",
     "walk-back": "^2.0.1"
   },
   "devDependencies": {
-    "jsdoc-to-markdown": "^1.3.7",
+    "jsdoc-to-markdown": "^2.0.1",
     "koa-cache-control": "^1.0.0",
     "koa-livereload": "~0.2.0",
-    "req-then": "~0.5.0",
-    "tape": "^4.6.0"
+    "req-then": "~0.5.1",
+    "tape": "^4.6.2"
   }
 }