migrate backbone and underscore to npm and refactored test modules

package.json

@@ -5,6 +5,7 @@
     "bower": "^1.6.5",
     "bower-files": "^3.11.3",
     "browser-sync": "^2.10.0",
+    "chai": "^1.6.1",
     "del": "^2.1.0",
     "fs": "0.0.2",
     "gulp": "^3.9.0",
@@ -21,15 +22,16 @@
     "gulp-util": "^3.0.7",
     "gulp-watch": "^4.3.5",
     "jake": "latest",
-    "path": "^0.12.7",
-    "tmp": "0.0.23",
-    "wrench": "^1.5.8",
-    "chai": "^1.6.1",
     "js-fixtures": "^1.5.3",
     "mocha": "^4.1.0",
+    "path": "^0.12.7",
+    "qunit": "^1.0.0",
+    "qunitjs": "https://github.com/qunitjs/qunit/archive/v1.11.0.tar.gz",
     "sinon": "^1.17.7",
     "sinon-chai": "^2.5.0",
-    "squire": "^1.1.8"
+    "squirejs": "^0.2.1",
+    "tmp": "0.0.23",
+    "wrench": "^1.5.8"
   },
   "engines": {
     "node": ">=5.8"
@@ -43,7 +45,7 @@
   "dependencies": {
     "JSON2": "^0.1.0",
     "alchemy-embed-medias": "^0.4.4",
-    "backbone": "^1.0.0",
+    "backbone": "^1.3.3",
     "blueimp-file-upload": "^8.3.0",
     "blueimp-load-image": "^2.17.1",
     "bootstrap-multiselect": "^0.9.13",
@@ -53,8 +55,7 @@
     "geonames-server-jquery-plugin": "^0.2.2",
     "html5shiv": "^3.7.3",
     "humane-js": "^3.0.6",
-    "i18next": "^1.10.6",
-    "jquery": "^1.11.3",
+    "jquery": "^3.2.1",
     "jquery-lazyload": "^1.9.7",
     "jquery-mobile": "^1.5.0-alpha.1",
     "jquery-simplecolorpicker": "^0.3.1",
@@ -67,10 +68,9 @@
     "normalize-css": "^2.1.0",
     "npm": "^5.6.0",
     "phraseanet-production-client": "^0.32.3",
-    "qunit": "^1.0.0",
     "requirejs": "^2.1.22",
     "tinymce": "^4.0.28",
-    "underscore": "^1.4.4",
+    "underscore": "^1.8.3",
     "zxcvbn": "git+https://github.com/lowe/zxcvbn.git"
   }
 }