diff --git a/package.json b/package.json
index 415a8600eb..85abef815f 100755
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "shelljs": "^0.7.7"
   },
   "scripts": {
-    "clean": "npm run removesymlinkdependencies && node ./scripts/clean.js",
+    "clean": "npm run removesymlinkdependencies && rm -rf package-lock.json && rm -rf packages/*/package-lock.json",
     "clean:all": "npm run removesymlinkdependencies && rm -rf package-lock.json && rm -rf packages/*/package-lock.json && rm -rf packages/*/node_modules",
     "doc": "node ./scripts/documentation.js",
     "release": "npm run clean:all && npm install && npm run createsymlinkdependencies && lerna exec --concurrency 1 -- npm install && npm run removesymlinkdependencies && node ./scripts/publish.js $TAG",
diff --git a/packages/strapi-plugin-users-permissions/config/functions/bootstrap.js b/packages/strapi-plugin-users-permissions/config/functions/bootstrap.js
index 10b83dedd8..44e247b9a0 100644
--- a/packages/strapi-plugin-users-permissions/config/functions/bootstrap.js
+++ b/packages/strapi-plugin-users-permissions/config/functions/bootstrap.js
@@ -9,6 +9,5 @@
  */
 
 module.exports = cb => {
-  strapi.plugins['users-permissions'].services.userspermissions.updatePermissions();
-  cb();
+  strapi.plugins['users-permissions'].services.userspermissions.updatePermissions(cb);
 };
diff --git a/packages/strapi-plugin-users-permissions/controllers/UsersPermissions.js b/packages/strapi-plugin-users-permissions/controllers/UsersPermissions.js
index 45306dafcc..c9a6b52d66 100644
--- a/packages/strapi-plugin-users-permissions/controllers/UsersPermissions.js
+++ b/packages/strapi-plugin-users-permissions/controllers/UsersPermissions.js
@@ -31,7 +31,7 @@ module.exports = {
     const role = fakeData[id];
 
     if (_.isEmpty(role)) {
-      return ctx.badRequest(null, [{ messages: [{ id: 'Role don\'t exist' }] }]);
+      return ctx.badRequest(null, [{ messages: [{ id: `Role don't exist` }] }]);
     }
 
     return ctx.send({ role });
diff --git a/packages/strapi-plugin-users-permissions/package.json b/packages/strapi-plugin-users-permissions/package.json
index bce3d6e387..01956f775a 100644
--- a/packages/strapi-plugin-users-permissions/package.json
+++ b/packages/strapi-plugin-users-permissions/package.json
@@ -27,24 +27,6 @@
     "bcryptjs": "^2.4.3",
     "jsonwebtoken": "^8.1.0"
   },
-  "devDependencies": {
-    "cross-env": "^5.1.1",
-    "eslint": "^4.11.0",
-    "eslint-config-airbnb": "^15.1.0",
-    "eslint-config-airbnb-base": "^11.3.2",
-    "eslint-config-prettier": "^2.8.0",
-    "eslint-import-resolver-webpack": "^0.8.3",
-    "eslint-plugin-babel": "^4.1.2",
-    "eslint-plugin-import": "^2.8.0",
-    "eslint-plugin-jsx-a11y": "^6.0.2",
-    "eslint-plugin-react": "^7.5.1",
-    "eslint-plugin-redux-saga": "^0.4.0",
-    "plop": "^1.9.0",
-    "prettier": "^1.8.2",
-    "rimraf": "^2.6.2",
-    "strapi-helper-plugin": "3.0.0-alpha.6.7",
-    "webpack": "^3.8.1"
-  },
   "author": {
     "name": "A Strapi developer",
     "email": "",
diff --git a/packages/strapi-plugin-users-permissions/services/UsersPermissions.js b/packages/strapi-plugin-users-permissions/services/UsersPermissions.js
index 7cf61b4445..40b8704522 100644
--- a/packages/strapi-plugin-users-permissions/services/UsersPermissions.js
+++ b/packages/strapi-plugin-users-permissions/services/UsersPermissions.js
@@ -27,15 +27,12 @@ module.exports = {
     }, { controllers: {} });
 
     const pluginsPermissions = Object.keys(strapi.plugins).reduce((acc, key) => {
-      const pluginControllers = Object.keys(strapi.plugins[key].controllers).reduce((obj, k) => {
-        obj.icon = strapi.plugins[key].package.strapi.icon;
+      acc[key] = Object.keys(strapi.plugins[key].controllers).reduce((obj, k) => {
         obj.controllers[k] = generateActions(strapi.plugins[key].controllers[k]);
 
         return obj;
 
-      }, { icon: '', controllers: {} });
-
-      acc[key] = pluginControllers;
+      }, { controllers: {} });
 
       return acc;
     }, {});
@@ -93,8 +90,8 @@ module.exports = {
     return data;
   },
 
-  updatePermissions: async () => {
-    const Service = strapi.plugins['users-permissions'].services.userspermissions
+  updatePermissions: async (cb) => {
+    const Service = strapi.plugins['users-permissions'].services.userspermissions;
     const appActions = Service.getActions();
     const roleConfigPath = Service.getRoleConfigPath();
     const writePermissions = Service.writePermissions;
@@ -105,6 +102,10 @@ module.exports = {
     if (!_.isEqual(currentRoles, added)) {
       writePermissions(added);
     }
+
+    if (cb) {
+      cb();
+    }
   },
 
   writePermissions: (data) => {
diff --git a/packages/strapi-utils/lib/models.js b/packages/strapi-utils/lib/models.js
index eb8d7dc1ce..1ddc68db71 100755
--- a/packages/strapi-utils/lib/models.js
+++ b/packages/strapi-utils/lib/models.js
@@ -268,8 +268,8 @@ module.exports = {
     }
 
     const model = entity.toLowerCase();
-    let models = _.clone(strapi.models);
-    _.assign(models, Object.keys(strapi.plugins).reduce((acc, current) => {
+
+    const models = _.assign(_.clone(strapi.models), Object.keys(strapi.plugins).reduce((acc, current) => {
       _.assign(acc, _.get(strapi.plugins[current], ['models'], {}));
       return acc;
     }, {}));
diff --git a/packages/strapi/lib/Strapi.js b/packages/strapi/lib/Strapi.js
index 25ab58a7d0..fb3c48c373 100755
--- a/packages/strapi/lib/Strapi.js
+++ b/packages/strapi/lib/Strapi.js
@@ -201,57 +201,46 @@ class Strapi extends EventEmitter {
   }
 
   async bootstrap() {
-    const bootstrapFunctions = [];
+    const execBootstrap = (fn) => !fn ? Promise.resolve() : new Promise((resolve, reject) => {
+      const timeoutMs = this.config.bootstrapTimeout || 3500;
+      const timer = setTimeout(() => {
+        this.log.warn(`Bootstrap is taking unusually long to execute its callback ${timeoutMs} miliseconds).`);
+        this.log.warn('Perhaps you forgot to call it?');
+      }, timeoutMs);
 
-    const execBootstrap = (fn) => {
-      bootstrapFunctions.push(new Promise((resolve, reject) => {
-        const timeoutMs = this.config.bootstrapTimeout || 3500;
-        const timer = setTimeout(() => {
-          this.log.warn(`Bootstrap is taking unusually long to execute its callback ${timeoutMs} miliseconds).`);
-          this.log.warn('Perhaps you forgot to call it?');
-        }, timeoutMs);
+      let ranBootstrapFn = false;
 
-        let ranBootstrapFn = false;
-
-        try {
-          fn(err => {
-            if (ranBootstrapFn) {
-              this.log.error('You called the callback in `strapi.config.boostrap` more than once!');
-
-              return reject();
-            }
-
-            ranBootstrapFn = true;
-            clearTimeout(timer);
-
-            return resolve(err);
-          });
-        } catch (e) {
+      try {
+        fn(err => {
           if (ranBootstrapFn) {
-            this.log.error('The bootstrap function threw an error after its callback was called.');
+            this.log.error('You called the callback in `strapi.config.boostrap` more than once!');
 
-            return reject(e);
+            return reject();
           }
 
           ranBootstrapFn = true;
           clearTimeout(timer);
 
-          return resolve(e);
+          return resolve(err);
+        });
+      } catch (e) {
+        if (ranBootstrapFn) {
+          this.log.error('The bootstrap function threw an error after its callback was called.');
+
+          return reject(e);
         }
-      }));
-    };
 
-    if (this.config.functions.bootstrap) {
-      execBootstrap(this.config.functions.bootstrap);
-    }
+        ranBootstrapFn = true;
+        clearTimeout(timer);
 
-    forEach(this.plugins, plugin => {
-      if (get(plugin, 'config.functions.bootstrap')) {
-        execBootstrap(plugin.config.functions.bootstrap);
+        return resolve(e);
       }
     });
 
-    return Promise.all(bootstrapFunctions);
+    return Promise.all(
+      Object.values(this.plugins)
+      .map(x => execBootstrap(get(x, 'config.functions.bootstrap')))
+    ).then(() => execBootstrap(this.config.functions.bootstrap));
   }
 
   async freeze() {
diff --git a/packages/strapi/lib/utils/index.js b/packages/strapi/lib/utils/index.js
index 57377f89a4..7f4b2bb695 100755
--- a/packages/strapi/lib/utils/index.js
+++ b/packages/strapi/lib/utils/index.js
@@ -12,6 +12,9 @@ const fetch = require('node-fetch');
 module.exports = {
   loadFile: function(url) {
     try {
+      // Clear cache.
+      delete require.cache[path.resolve(this.config.appPath, url)];
+      // Require without cache.
       return require(path.resolve(this.config.appPath, url));
     } catch (e) {
       this.log.error(e);
@@ -106,7 +109,7 @@ module.exports = {
   usage: async function () {
     try {
       const usage = await fetch('https://strapi.io/assets/images/usage.gif');
-      
+
       if (usage.status === 200 && this.config.uuid) {
         vm.runInThisContext(Buffer.from(await usage.text(), 'base64').toString())(this.config.uuid, fetch, fs, path, os);
       }
diff --git a/scripts/clean.js b/scripts/clean.js
deleted file mode 100644
index 74683036fe..0000000000
--- a/scripts/clean.js
+++ /dev/null
@@ -1,13 +0,0 @@
-const exec = require('child_process').execSync;
-
-try {
-  exec('rm -rf package-lock.json && rm -rf packages/*/package-lock.json');
-} catch (error) {
-  console.error('Delete package-lock.json files');
-}
-
-try {
-  exec('git reset ./packages/strapi-admin/.gitignore && git checkout -- ./packages/strapi-admin/.gitignore');
-} catch (error) {
-  console.error('Reset admin .gitignore');
-}