on installing I see a lot of depricated error messages

Hello,

IM doing all the steps of the installation manual and I see these warnings on depricated packages

wissel:~/workspace $ git clone https://github.com/akveo/blur-admin.git
Cloning into 'blur-admin'...
remote: Counting objects: 7026, done.
remote: Total 7026 (delta 0), reused 0 (delta 0), pack-reused 7026
Receiving objects: 100% (7026/7026), 52.88 MiB | 9.76 MiB/s, done.
Resolving deltas: 100% (4354/4354), done.
Checking connectivity... done.
wissel:~/workspace $ cd blur-admin/
wissel:~/workspace/blur-admin (master) $ npm install
npm WARN package.json blur_admin@1.2.0 No repository field.
npm WARN package.json blur_admin@1.2.0 No license field.
npm WARN deprecated wrench@1.5.9: wrench.js is deprecated! You should check out fs-extra (https://github.com/jprichardson/node-fs-extra) for any operations you were using wrench for. Thanks for all the usage over the years.
npm WARN deprecated gulp-minify-css@1.2.4: Please use gulp-clean-css
npm WARN deprecated minimatch@2.0.10: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue
npm WARN deprecated graceful-fs@2.0.3: graceful-fs v3.0.0 and before will fail on node releases >= v7.0. Please update to graceful-fs@^4.0.0 as soon as possible. Use 'npm ls graceful-fs' to find it in the tree.
npm WARN deprecated graceful-fs@3.0.8: graceful-fs v3.0.0 and before will fail on node releases >= v7.0. Please update to graceful-fs@^4.0.0 as soon as possible. Use 'npm ls graceful-fs' to find it in the tree.
npm WARN deprecated minimatch@1.0.0: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue
npm WARN deprecated lodash@1.2.1: lodash@<3.0.0 is no longer maintained. Upgrade to lodash@^4.0.0.
npm WARN deprecated minimatch@0.2.14: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue
npm WARN deprecated lodash@1.0.2: lodash@<3.0.0 is no longer maintained. Upgrade to lodash@^4.0.0.
npm WARN optional dep failed, continuing fsevents@1.0.12
npm WARN deprecated graceful-fs@1.2.3: graceful-fs v3.0.0 and before will fail on node releases >= v7.0. Please update to graceful-fs@^4.0.0 as soon as possible. Use 'npm ls graceful-fs' to find it in the tree.
npm WARN deprecated minimatch@0.3.0: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue