Up Travis testing to v4 for node-red-nodes

And fix some docs

.travis.yml

@@ -1,10 +1,24 @@
 sudo: false
 language: node_js
-node_js:
-  - "0.10"
-  - "0.12"
+env:
+  - CXX="g++-4.8"
+addons:
+  apt:
+    sources:
+    - ubuntu-toolchain-r-test
+    packages:
+    - g++-4.8
+    - gcc-4.8
+matrix:
+  allow_failures:
+  - node_js: "5"
 before_install:
-  - npm install -g npm@~1.4.28
+  - npm install -g npm@latest-2
+node_js:
+  - "5"
+  - "4"
+  - "0.12"
+  - "0.10"
 before_script:
   - npm install -g istanbul grunt-cli
   - npm install coveralls

README.md

@@ -53,18 +53,24 @@ Copyright 2013, 2015 IBM Corp. under [the Apache 2.0 license](LICENSE).
 
 ### Function
 
-**node-red-node-smooth** - *[17-smooth](analysis/smooth)*  - A simple node to provide various functions across several previous values, including max, min, mean, high and low pass filters.
+**node-red-node-smooth** - *[17-smooth](function/smooth)*  - A simple node to provide various functions across several previous values, including max, min, mean, high and low pass filters.
 
-**node-red-node-rbe** - *[rbe](analysis/rbe)*  - A simple node to provide report by exception and deadband / bandgap capability for simple inputs.
+**node-red-node-rbe** - *[rbe](function/rbe)*  - A simple node to provide report by exception and deadband / bandgap capability for simple inputs.
 
-**node-red-node-pidcontrol** - *[pidcontrol](analysis/pidcontrol)*  - A PID control node for numeric inputs - provides simple contoll loop feedback capability.
+**node-red-node-pidcontrol** - *[pidcontrol](function/pidcontrol)*  - A PID control node for numeric inputs - provides simple contoll loop feedback capability.
 
-**node-red-node-random** - *[random](analysis/random)*  - A simple random number generator - can generate integers for x to y - or floats between x and y.
+**node-red-node-random** - *[random](function/random)*  - A simple random number generator - can generate integers for x to y - or floats between x and y.
 
 ### Hardware
 
 **node-red-node-beaglebone** - *[145-BBB-hardware](hardware/BBB)* - A collection of analogue & digital input & output nodes for the [Beaglebone Black](http://beagleboard.org/black).
 
+**node-red-node-intel-galileo** - *[mraa-spio](hardware/intel)* - A collection of analogue & digital input & output nodes for the Intel Galileo and Edison.
+
+**node-red-node-pi-neopixel** - *[neopixel](hardware/neopixel)* - Allows A Raspberry Pi to drive a strip of NeoPixels directly.
+
+**node-red-node-pi-unicorn-hat** - *[unicorn](hardware/unicorn)* - Lets a Raspbeery Pi control a Pimorini Unicorn HAT 8x8 LED display.
+
 **node-red-node-piface** - *[37-rpi-piface](hardware/PiFace)* - Adds support for the [PiFace](http://www.piface.org.uk/) interface module for Raspberry Pi.
 
 **node-red-node-pibrella** - *[38-rpi-pibrella](hardware/Pibrella)* - Controls a [Pibrella](http://pibrella.com/) add-on board for a Raspberry-Pi.