added linter and prettifier via commit hooks

.prettierignore

+*.json

.prettierrc.yml

+printWidth: 80
+tabWidth: 2
+useTabs: false
+semi: false
+singleQuote: true
+trailingComma: all
+bracketSpacing: true
+arrowParens: always

.sass-lint.yml

+files:
+  include: "**/*.s+(a|c)ss"
+  ignore: [
+    "node_modules/**/*.*",
+    "client/node_modules/**/*.*"
+  ]
+syntax:
+    include:
+      - scss
+      - sass
+rules:
+  property-sort-order: 0
+  attribute-quotes: 0
+  border-zero: 0
+  no-color-keywords: 0
+  no-css-comments: 0
+  no-important: 0
+  no-trailing-zero: 1
+  space-after-bang: 1
+  space-before-bang: 1
+  space-after-colon: 1
+  space-before-colon: 1
+  hex-length: 1
+  hex-notation: 0
+  indentation: 1

package.json

@@ -47,11 +47,25 @@
     "nodemon": "nodemon",
     "ts-node": "ts-node",
     "tslint": "tslint",
+    "sasslint": "sass-lint --verbose --no-exit",
+    "sasslint:fix": "sass-lint-auto-fix -c .sass-lint.yml --verbose",
     "mocha": "mocha",
     "travis": "scripty",
     "release": "scripty",
     "client-report": "scripty"
   },
+  "husky": {
+    "hooks": {
+      "pre-commit": "lint-staged"
+    }
+  },
+  "lint-staged": {
+    "*.{js,ts,css,md}": "precise-commits",
+    "*.scss": [
+      "sass-lint-auto-fix -c .sass-lint.yml --verbose",
+      "git add"
+    ]
+  },
   "dependencies": {
     "async": "^2.0.0",
     "async-lru": "^1.1.1",
@@ -134,11 +148,17 @@
     "chai": "^4.1.1",
     "chai-json-schema": "^1.5.0",
     "chai-xml": "^0.3.2",
+    "husky": "^1.0.0-rc.4",
     "libxmljs": "^0.18.7",
+    "lint-staged": "^7.1.0",
     "maildev": "^1.0.0-rc3",
     "mocha": "^5.0.0",
     "nodemon": "^1.11.0",
+    "precise-commits": "^1.0.2",
+    "prettier": "1.12.1",
     "prompt": "^1.0.0",
+    "sass-lint": "^1.12.1",
+    "sass-lint-auto-fix": "^0.9.0",
     "source-map-support": "^0.5.0",
     "spectacle-docs": "^1.0.2",
     "supertest": "^3.0.0",