fix links (#76)

Author: masaeokada

docs/creating-nodes/packaging.md

@@ -95,6 +95,6 @@ do with your code.
 ### Publishing to npm
 
 There are lots of guides to publishing a package to the npm repository.
-A basic overview is available [here](https://www.npmjs.org/doc/misc/npm-developers.html).
+A basic overview is available [here](https://docs.npmjs.com/misc/developers).
 
 Please be sure to publicise your node on the [project mailing list](https://groups.google.com/forum/#!forum/node-red).

docs/platforms/windows.md

@@ -126,7 +126,7 @@ This will output the Node-RED log to the terminal. You must keep the terminal op
 
 Note that running Node-RED will create a new folder in your `%HOMEPATH%` folder called `.node-red`. This is your `userDir` folder, think of it as the home folder for Node-RED configuration for the current user. You will often see this referred to as `~/.node-red` in documentation. `~` is shorthand for the user home folder on Unix-like systems. You can use the same reference if using PowerShell as your command line as recommended. If you are using the older `cmd` shell, that won't work.
 
-You can now create your [first flow](first-flow).
+You can now create your [first flow](../getting-started/first-flow).
 
 #### Using PM2
 

docs/user-guide/messages.md

@@ -157,7 +157,7 @@ store the result in a new message property `msg.payload.temperature_c`.
 {:style="display: inline-block;"}
 <br style="clear: both;" />
 *Note that JSONata expressions look a lot like JavaScript, but have some key differences.
-Refer to the [jsonata.org](jsonata.org) site for more inforation.*
+Refer to the [jsonata.org](http://jsonata.org) site for more inforation.*
 
 ### Message sequences