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2. Installing jdk 1.6.0 and setting JAVA_HOME
   *Ubuntu
       1. `wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/6u23-b05/jdk-6u23-linux-x64.bin"`
       2. 
       2. `chmod +x ./jdk*;`
       3. `./jdk-6u23-linux-x64.bin`
       4. `mkdir -p /usr/local/;mv jdk1.6.0_23 /usr/local/`
       5. `echo "export JAVA_HOME=/usr/local/jdk1.6.0_23/" >> ~/.bashrc`
       6. `echo "export PATH=/usr/local/jdk1.6.0_23/bin:$PATH"  >> ~/.bashrc`
This will be changed to openjdk