Update npm scripts

Author: hirsch88

package.json

@@ -15,7 +15,6 @@
     "test:black-box:pretty": "npm run test:black-box -- --verbose",
     "lint": "./node_modules/.bin/tslint -c ./tslint.json -p tsconfig.json 'src/**/*.ts' --format stylish",
     "transpile": "./node_modules/.bin/tsc",
-    "clean": "npm run clean:dist",
     "clean:dist": "./node_modules/.bin/trash './dist'",
     "copy:assets": "npm run copy:swagger && npm run copy:public",
     "copy:swagger": "./node_modules/.bin/copyup ./src/api/swagger.json ./dist",
@@ -28,9 +27,10 @@
     "console:dev": "npm run ts-node -- ./src/console/commander.ts",
     "console:help": "npm run ts-node:fast -- ./src/console/commander.ts --help",
     "setup": "npm run banner setup && yarn install && npm run db:migrate && npm run db:seed",
-    "serve": "npm run banner serve && npm run clean && ./node_modules/.bin/nodemon --watch 'src/**/*.ts' --watch 'src/**/*.json' --watch '.env'",
+    "serve": "npm run banner serve && ./node_modules/.bin/nodemon --watch 'src/**/*.ts' --watch 'src/**/*.json' --watch '.env'",
+    "clean": "npm run banner clean && npm run clean:dist",
     "test": "npm run banner test && NODE_ENV=test ./node_modules/.bin/jest ./test/unit",
-    "build": "npm run banner build && npm run lint && npm run clean && npm run transpile && npm run copy:assets",
+    "build": "npm run banner build && npm run lint && npm run clean:dist && npm run transpile && npm run copy:assets",
     "start": "node dist/app.js"
   },
   "repository": "git+ssh://git@github.com/w3tec/express-typescript-boilerplate.git",