add an arduino app
import from 'moat-c-sdk' at cs#4383dbdf05856b01b2c232408706930bf6f2820f

$ git clone https://github.com/inventit/moat-c-sdk.git
$ cd moat-c-sdk
$ git fetch origin develop
$ git checkout develop
$ rm -rf .git
$ cd ..
$ mv moat-c-sdk c
$ git add c
add token
initial configure
add .gitignore
define 'SensingData' model
modify attribute name for Arduino
impl device-framework and data_collector
fix some bugs
impl upload-sensing-data
gitignore
impl TImageCollector
use ev_signal instead of ev_child because ev_child doesn't work well
add js app
git clone git@heroku.com:plant-monitoring-test.git
impl rails test app
remove unnecessary file
string to float
modify sensing interval