title: algular-cli installation issue with rxjs
body: <p>I'm tryin' to install angular-cli into my linux Mint 32bit computer. But There's a failure to install it.
  My command into terminal is:</p>
  
  <p><code>npm install -g angular-cli</code></p>
  
  <p>And the output:</p>
  
  <pre><code>npm WARN deprecated minimatch@2.0.10: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue
  /home/shwokat/!/.npm-global-me/bin/ng -&gt; /home/shwokat/!/.npm-global-me/lib/node_modules/angular-cli/bin/ng
  
  /home/shwokat/!/.npm-global-me/lib
  
  └─┬ angular-cli@1.0.0-beta.28.3 
    └── UNMET PEER DEPENDENCY rxjs@^5.0.1
  
  npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@^1.0.0 (node_modules/angular-cli/node_modules/chokidar/node_modules/fsevents):
  npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.0.17: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"ia32"})
  npm WARN @angular/core@2.4.7 requires a peer of rxjs@^5.0.1 but none was installed.
  </code></pre>
  
  <p>Please write how to overcome this error &amp; install angular-cli correctly ...</p>