Aviation news from Twitter: Flexjet receives first Gulfstream 450 and you can charter one from JetOptions Congrats to @Flexjet on your first Gulfstream deliveries. pic.twitter.com/xCgHH0m5d1 — Gulfstream Aerospace (@GulfstreamAero) June 23, 2015 If you like aviation follow Airbus on Twitter https://twitter.com/Airbus/status/613453017539588096 Aviation Week and Boeing’s CEO transition CEO transition expected to go well for Boeing,…