Everyone has their essentials, those “must haves” in your carry on luggage when you travel. Long haul flights make those little necessities that much more important. Here’s what’s in my carry-on when I travel.For many, summertime means much needed time off work or school (insert collective sigh), and time off allows for travel! I’m a pretty restless person, so when I travel – especially if a long haul flight is involved – I make sure I’ve got lots of good stuff in my carry-on bag to keep me entertained, comfortable, and satisfied. Before my flight, you can be sure I’ve downloaded lots of exciting podcasts to listen to (I love the true crime podcast Sword and Scale). I’ve got a good book on my Kindle (I’m currently readingCome a Little Closer by Rachel Abbott), my iPad and iPad keyboard are with me on the flight so that I can do some…