update flexget to aur, before adding APScheduler
updated flexget to 1.2.214, and added two of its dependencies.

tzlocal is updated as-is,
apscheduler was also updated
switch to local changelog
Remove changelog for flexget
As it's either SKIPping checksum or giving up the file, which
not necessary anyway.
Merge pull request #1015 from jarondl/update-flexget

Update flexget