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Home Security Controller Application
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Special instruction:
1) To compile this application, we need to compile the iotjava libraries.
2) Then, we need to download the iotcloud libraries: ssh://plrg.eecs.uci.edu/home/git/iotcloud
3) We need to compile the iotcloud library, and copy the iotcloud folder from 
   iotcloud/version2/src/java/iotcloud/bin/iotcloud/ and paste it into iot2/bin/
4) The compilation will then find the needed iotcloud libraries in iot2/bin/iotcloud.