Improvements to page navigation and minor clarifications on writing a…

… plugin

_docs/general/acquire-the-hardware.md

@@ -74,4 +74,4 @@ Plug type: 2.1 x 5.5mm, center positive
 
 ## Summary
 
-Once you have your Pi and microSD card, you can move onto [the software](./install-the-software).
+Once you have your Pi and microSD card, you can move onto [the software](./install-the-software.html).

_docs/general/create-your-plan.md

@@ -63,6 +63,6 @@ The final part of the plan is the location to install the power monitor.  The se
 
 ### Summary
 
-Now that you have your plan, you're ready to [purchase the hardware](./acquire-the-hardware).
+Now that you have your plan, you're ready to [purchase the hardware](./acquire-the-hardware.html).
 
 If this page did not answer your questions for planning, please see [the FAQ]({{site.baseurl}}/FAQ).

_docs/v0.3.0/plugins.md

@@ -36,6 +36,8 @@ There are countless possibilities for plugin functionality. Here are some exampl
 
 ## Writing a Plugin
 
+{: .note-cream }
+See the <a href="https://github.com/David00/rpi-power-monitor/blob/develop/v0.3.0-plugins/rpi_power_monitor/plugins/gpio_controller_example_plugin/gpio_controller_example_plugin.py">GPIO Controller plugin</a> for a real example of all of the concepts and guidelines in this section.
 
 ### Git checkout the plugin development branch
 At the time of writing, plugins are currently not supported on `master`. Checkout the `develop/v0.3.0-plugins` branch to test and develop plugins.
@@ -83,8 +85,8 @@ Done! Created sample_plugin_2.py and README.md inside plugins/sample_plugin_2/
 All plugins must adhere to the following structure and naming conventions:
 
 * The plugin must reside in a folder inside of `rpi_power_monitor/plugins`, and the folder name must match the name of the file containing the code for your plugin.
-* Created a barebones Python file with the <a href="#required-functions">required functions</a>
-* A README.md in your plugin's folder (see #readme)
+* The plugin must include the <a href="#required-functions">required functions</a>
+* The plugin folder must contain A README.md (see <a href="#readme">README</a>) that follows the laid out structure.
 
 The [convenience script](#create-your-plugin-files-and-folder) mentioned above will initialize a new plugin that follows the guidelines above.