CHANGELOG:
version 3-b: -changed seek method to standard music player mimicry -added seek time setting variables -caused file loader to ignore formats in the REJECTED_FORMATS setting -made tweaks to doc not having to do with above changes
version 2.7.1-b: -diverted from pexpect back to native python 2 commands module to lessen dependencies
version 2.7.1: -corrected attribute acess coding error in previous_file -corrected typo in changelog
version 2.7: -added SPEAK setting to optionally read song names -tweaks in comments not related to new version -code spacing adjustments
version 2.6: -made doc corrections and tweaks -replaced seek timing system with pygame's builtin timing system
version 2.5.1: -moved settings code to beginning of script
version 2.5: -changed to python 3 (replacing commands module with pexpect) -further documentation tune-ups -misc code tweaks
version 2.4: -added setting variable that allows shuffle -made several tune-ups to doc and comments
version 2.3: -added file sorting to correct hiearchy mixup
version 2.2: -set PATH variable so as to allow different file locations
version 2.1: -changed file loading system so as to allow hiearchy
version 2.0: -changed control system to sense hat -use sense hat as display -removed switch bounce delay
===ALL PREVIOUS VERSIONS USED GPIO BUTTONS===
version 1.5: -fixed bug caused by pausing then seeking
version 1.4: -added some simple messages
version 1.3: -added delay in control loop to minimize switch bounce -added changelog and doc
===SYSTEM ERASURE DESTROYED EARLIER VERSION===
version 1.2: -fixed bug in pausing time that made seek inaccurate
version 1.1: -file loading changes due to autostart shortcut faliure to switch to working directory
version 1.0: -initial working release