Release Name: 5.1.5

Notes:



Changes:
== 5.1.5

* Added sleep interval directive. Agent will only sleep when used in non-interactive mode.

== 5.1.4

* Normalized header formats

== 5.1.3

* Added debug output when contact with server cannot be established
* Updated to json_pure 1.4.2

== 5.1.2

* Added backtrace to Plugin code compile errors

== 5.1.1

* Fixed Counter functionality for per-minute metrics

== 5.1.0

* Agent now reports data on initial install
* If history file is empty, Agent will resume normal checkin when it can write history file again (thx @jnewland)
* inclusion of counter functionality (thx @lindvall)

== 5.0.3

* fixed regression: Error when running `scout AGENT_KEY` without first running scout and manually entering the agent key 

== 5.0.2

* fixed silent failure when plugin didn't inherit from Scout::Plugin
* beefed up error reporting

== 5.0.1

* plugin errors are now reported to scout server as errors, for easier plugin troubleshooting

== 5.0.0

* crontab must now run Scout every minute, regardless of what plan you are on
* Support for server downtime notifications
* Pings server every minute. Performs actual checkin on schedule provided by server
* Support for plugin option definition via an inline YAML file.
* Easier format for providing plugin arguments in test mode (scout help for details)
* Prints plugin arguments, including defaults, when run in test mode

== 4.0.2

* Check-in once after all plugins are run instead of once for each plugin for
  better efficiency

== 4.0.1

* Fixed a regression that broken support for some very old plugins

== 4.0.0

* Switched to the new API URL's
* Converted to JSON (using the vendored json_pure) from Marshal
* Upgraded to the data protocol used by the scout_agent
* Added SSL certificate verification to increase security
* Honor Last-Modified headers from the server to improve efficiency
* Added support for individual plugin timeouts
* Inserted a KILL signal for old processes to keep things running
* Removing obsolete clone action
* Removed non-functional test code
* Cleaned up Rake tasks for development
* Started sending an HTTP_CLIENT_HOSTNAME header to the Scout server
* Changed history file storage to be by plugin ID, instead of name

== 2.0.7

* Improved PID file error messages
* Adding a redundant Timeout to work around Net::HTTP hangs

== 2.0.6

* Adding plugin dependency support via the new needs() class method
* Improved Scout error backtraces (patch from dougbarth)

== 2.0.5

* Another Version bump to update gem servers

== 2.0.4

* Version bump to update gem servers

== 2.0.3

* Added documentation for Scout#data_for_server method for new plugin creation
* Added Version option for printing the current version
* Removed a spurious "puts" debug statement

== 2.0.2

* Fixed the logging bug I introduced by moving the PID check into the Command
  class

== 2.0.1

* Added some safety code to ensure SystemExit exceptions are not caught in our
  rescue clauses

== 2.0.0

* Reworked scout executable to work off an underlying command structure, similar
  to Subversion (a bare call and a call with just the key are supported for
  backward compatibility)
* Added various helper functions to Scout::Plugin to ease development
* Added a client clone command for instant setups

== 1.1.8

* Rectifying missing checkin -- this unifies 1.1.6 and 1.1.7 changes to gem

== 1.1.7

* Introducing a delta for the plugin run interval, now allowing runs even if
  they are up to 30 seconds early

== 1.1.6

* minor documentation update in scout installation wizard

== 1.1.5

* A more robust solution for plugin removal
* Added seconds to logging

== 1.1.4

* Trim all space from the client key during install
* Trying a fix for the plugin removal errors

== 1.1.3

* Fixed bug with running plugin using the -p option, new ensure wasn't returning
  the data

== 1.1.2

* Fixed the plugin interval not running on time due to a ">=" bug

== 1.1.1

* Fixed the double plugin load bug
* Ensuring that plugins are unloaded, even on error

== 1.1.0

* Using better url.path + url.query if present to properly encode URLs

== 1.0.9

* Fixed bug when plugin code would not compile, throws Exception
* Added ability to test/call scout on non-https servers (for debugging)
* Client now sends client version to server
* Client can send single values (using report, alert, error symbols) or multiple
  values (using reports, alerts, errors symbols)
* Added test suite, which is now the default rake task

== 1.0.8

* Added optional report field scout_time
* Changed #error method name to #scout_error to fix conflict with Logger#error

== 1.0.7

* Increased the plugin timeout to 60 seconds
* Added PID file protection to the client so only one copy will run at a time
* Fixed a bug that caused the wrong error message to be shown for the case when
  a plugin times out

== 1.0.6

* Improved error backtrace for local testing

== 1.0.5

* Added more documentation to Server and Plugin classes
* Fixed an issue where expand_path(~) would not work if HOME was not set, which  
  should help Scout run in OS X's LaunchDaemon using launchd

== 1.0.4

* Enhanced the -o option to take a Ruby Hash
* Fixed an issue where a failed plugin run would cause the client to skip all
  other plugins

== 1.0.3

* Refactored to allow testing of plugins locally using -p or --plugin option
  and -o or --plugin-options option

== 1.0.2

* Updated to use SSL by default for all communication to scout server
* Added elif dependency

== 1.0.1

* Fixed bug relating to history file – not using specified history file path

== 1.0.0

* Initial release