2.2.2, clean up documentation

docs/CHANGELOG.md

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+**2.2.2** *(Jul 5 2016)*
+- Now builds against mcpe-ping-fixed (requires a ```npm install```)!
+
+**2.2.1** *(Jun 20 2016)*
+- Design tweaks (sticky bar at top, updated header/footer)
+- New favicon 
+
+**2.2.0** *(Mar 6 2016)*
+- Added supported versions per network (courtesy of [@forairan](https://github.com/forairan))
+- Updated dependency version of ```mc-ping-updated``` to 0.1.0
+
+**2.1.0** *(Feb 23 2016)*
+- You can now categorize servers. Add a "category tag" to their entry in ```servers.json```.
+- Define the tags in ```config.json```, such as below:
+
+```
+"serverCategories": {
+	"major": "Major Networks",
+	"midsized": "Midsized Networks",
+	"small": "Small Networks"
+}
+```
+- If you have no categories, it will create a (hidden) category named "default".
+- You can control whether or not categories are visible by default using the "categoriesVisible" tag in ```config.json```. 
+  - If true and there's >1 category, the browser will have an option to hide/show the categories. Otherwise the controls are always hidden.
+- New endpoint (```publicConfig.json```) allows the browser to know system details before the socket connection is established.
+- New header design to make it less annoying.
+- Various bug fixes.
+
+**2.0.0** *(Feb 1 2016)*
+- Servers are now referenced by their name on the graph controls instead of their IP.
+- Servers now display their name on hover instead of their IP.
+- Graph controls are now saved and loaded automatically.
+- Moved server configuration into servers.json from config.json.

docs/CREDITS.md

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+Compass icon by PixelBuddha: https://www.iconfinder.com/PixelBuddha