change log level
move more logging to debug level
Merge pull request #1241 from lzhan/logging

Fix issue #1238 Please lower RS log messages for duplicate resources from "info" to "debug"
Added a note in the cmd-line reference and FAQ for running Mojito apps directly with Node.js with the --debug flag.
Merge pull request #1248 from zhouyaoji/docs_node_start_debug

[doc] Added a note in the cmd-line reference and FAQ for running Mojito apps directly with Node.js with the --debug flag.
Updated links to archived docs.
Fixed the heading levels.
Merge branch 'develop' into trib_app_error_handling
Added files using mock selector.
Added templates for errors and no results.
Added error handling for cases where no results are returned. Now there are shared templates for the error page and the case where there are no results.