Boatbuddy

* Introduced a notification manager class to handle sound notifications according to configurable user
* Improved the handling of connection state in the NMEA plugin to tackle false positive situations
* Create a sound buffer to tackle playback of multiple sounds sequentially
* Version bump to 0.2.11

* Fixed the sound not playing when running inside a package
* Version bump to 0.2.10

* Fixed the filenames used to play sounds from the resources folder
* Version bump to 0.2.9

* Improved the colouring of the rows in the rich console
* Added --no-sound command line option to suppress application sounds
* Moved the playsound function to the utils file and created an async version of it
* Moved the constant lists out of the plugin files to the config file
* Added sound notifications for when the application starts and when a session starts or ends
* Version bump to 0.2.8

* Reduced the initial snapshot interval from 10 to 1 second
* Animated the session status bar indicator in the rich console
* Version bump to 0.2.7

* Changed the names used in the clock plugin fields from Timestamp to Time
* Added the ability to colour metrics values differently based configured ranges
* Version bump to 0.2.6