abstract wget cmd from online data query, prep for more abstaction
remove v from version response
var name cleanups, quote var consistency, localise vars, correct download path exception, remove unused vars, remove get username func, nicer usage echo with spaces, make excluded packages an array - add loop func for 7z exclude cmd, move get get-options into check-deps
change var name
move update-txt func into check-versions; update logic needs abstraction and optimization
fix check-cygwin error
get-gefaults move into get-options
add date to error logging
fix check update return value, fix update-txt function