Fixed "ripple emulate" command with default --path

Due to an addition to help handle remote emulation options.path
was expected to be an array. When no --path was specified that value
was not being set correctly.
used license header according to: http://www.apache.org/legal/src-headers.html
expanded name to show "Apache Ripple", removed license notes which we'll need to clean up anyway and just confuse at this place
RIPPLE-6: fixed a few more license headers
RIPPLE-6: fixed more license headers
Merge branch 'next' of https://git-wip-us.apache.org/repos/asf/incubator-ripple into next