docs: add references to galileo generation

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

README.md

@@ -12,8 +12,8 @@ low level communication protocol by high level languages & constructs.
 Supported Boards
 ================
 
-* [Galileo Rev D](../master/docs/galileorevd.md)
-* [Galileo Rev H](../master/docs/galileorevh.md)
+* [Galileo Gen 1 - Rev D](../master/docs/galileorevd.md)
+* [Galileo Gen 2 - Rev H](../master/docs/galileorevh.md)
 
 Installing on your board
 ========
@@ -25,7 +25,7 @@ simple as:
 ``` bash
 echo "src mraa-upm http://iotdk.intel.com/repos/1.1/intelgalactic" > /etc/opkg/mraa-upm.conf
 opkg update
-opkg install mraa
+opkg install libmraa0
 ```
 
 Compiling

docs/galileorevd.md

@@ -1,5 +1,5 @@
-Galileo Rev D                            {#galileorevd}
-=============
+Galileo Gen 1 - Rev D                            {#galileorevd}
+=====================
 
 Galileo is a microcontroller board based on the Intel® Quark SoC X1000
 Application Processor, a 32-bit Intel Pentium-class system on a chip.

docs/galileorevh.md

@@ -1,10 +1,10 @@
-Galileo Rev H                           {#galileorevh}
-=============
+Galileo Gen 2 - Rev H                           {#galileorevh}
+=====================
 
 Galileo is a microcontroller board based on the Intel® Quark SoC X1000
 Application Processor, a 32-bit Intel Pentium-class system on a chip.
 
-The rev H board has the following limitations in libmraa:
+The Gen 2 board has the following limitations in libmraa:
 
 - i2c is set at 400Khz speed cannot be changed without reloading kernel module
 - i2c bus is shared with multiple devices, scanning it usually fails