chore: remove note against node 6

closes #1540

Author: Foxandxss

public/docs/ts/latest/guide/npm-packages.jade

@@ -10,9 +10,9 @@ include ../_util-fns
     <a href="https://docs.npmjs.com/getting-started/installing-node" target="_blank" title="Installing Node.js and updating npm">
     Get it now</a> if it's not already installed on your machine
 
-    **Verify that you are running node `v5.x.x` and npm `3.x.x`**
+    **Verify that you are running at least node `v5.x.x` and npm `3.x.x`**
     by running `node -v` and `npm -v` in a terminal/console window.
-    Older and newer versions produce errors.
+    Older versions produce errors.
 
     We recommend [nvm](https://github.com/creationix/nvm) for managing multiple versions of node and npm.
 

public/docs/ts/latest/quickstart.jade

@@ -51,9 +51,9 @@ block setup-tooling
     if they are not already on your machine.
   .l-sub-section
     :marked
-      **Verify that you are running node `v5.x.x` and npm `3.x.x`**
+      **Verify that you are running at least node `v5.x.x` and npm `3.x.x`**
       by running `node -v` and `npm -v` in a terminal/console window.
-      Older and newer versions produce errors.
+      Older versions produce errors.
 
 block download-source
   .l-main-section