Fix UID CLI command example

Signed-off-by: Chris Larsen <clarsen@euphoriaaudio.com>
Fix CLI scan formatting

Signed-off-by: Chris Larsen <clarsen@euphoriaaudio.com>
Doc the /api/search/lookup endpoint, moving the search doc into it's own
directory. Also doc the new search CLI tool.

Signed-off-by: Chris Larsen <clarsen@euphoriaaudio.com>
Merge branch 'gh-pages' of github.com:OpenTSDB/opentsdb.net into gh-pages