Description
We need move building from source steps to developer doc and update getting started page to start from release
more discussion at http://mail-archives.apache.org/mod_mbox/incubator-lens-dev/201501.mbox/%3CCABJEuZcfhBuCW9vsyip5aPp4S8U-uUV%2Bgim%3DKT3OXBvusT%2B58g%40mail.gmail.com%3E
From LENS-7: Update Pseudo Distributed Mode Setup Documentation