Adds support for ADF7023 sub-GHz radio from Analog Devices and RL78 s…

…eries MCU from Renesas.

This example platform for this port is the EVAL-ADF7XXXMB4Z w/ radio
daughter cards:

    http://www.analog.com/en/evaluation/eval-adf7023/eb.html

See the platform readme for usage and platform information:

    https://github.com/contiki-os/contiki/tree/master/platform/eval-adf7xxxmb4z/readme.md

All files provided by Analog Devices for this port are released under
the same license as Contiki and copyright Analog Devices Inc. per
agreement between Redwire Consulting, LLC and Analog Devices Inc. (SOW 08122013)

.gitignore

@@ -84,3 +84,7 @@ contiki-cc2530dk.lib
 
 #regression tests artifacts
 *.testlog
+
+# rl78 build artifacts
+*.eval-adf7xxxmb4z
+*.eval-adf7xxxmb4z.srec

.travis.yml

@@ -16,12 +16,17 @@ before_script:
        https://raw.github.com/wiki/malvira/libmc1322x/files/arm-2008q3-66-arm-none-eabi-i686-pc-linux-gnu.tar.bz2 \
          | tar xjf - -C /tmp/ && sudo cp -f -r /tmp/arm-2008q3/* /usr/ && rm -rf /tmp/arm-2008q3 && arm-none-eabi-gcc --version || true"
 
+  ## Install RL78 GCC chain (following the instructions in platform/eval-adf7xxxmb4z/README.md)
+  - "sudo apt-get install git make gcc libc-dev multiarch-support libncurses5:i386 zlib1g:i386"
+  - "wget https://dl.dropboxusercontent.com/u/60522916/gnurl78-v13.02-elf_1-2_i386.deb"
+  - "sudo dpkg -i gnurl78*.deb"
+
   ## Install SDCC from a purpose-built bundle
   - "[ ${BUILD_ARCH:-0} = 8051 ] && curl -s \
        https://raw.github.com/wiki/g-oikonomou/contiki-sensinode/files/sdcc.tar.gz \
          | tar xzf - -C /tmp/ && sudo cp -f -r /tmp/sdcc/* /usr/local/ && rm -rf /tmp/sdcc && sdcc --version || true"
   - "[ ${BUILD_ARCH:-0} = 8051 ] && sudo apt-get -qq install srecord || true"
-  
+
   ## Clone and build cc65 when testing 6502 ports
   - "[ ${BUILD_ARCH:-0} = 6502 ] && git clone \
        https://github.com/oliverschmidt/cc65 /tmp/cc65 && \