I've always been a fan of @Overengineer1's GravityTurn (see original thread). Unfortunately it wasn't updated for a while, so I thought to take care of that myself .
Also thanks @sarbian for all the useful MechJeb code of which parts were/are incorparated into this plugin.
So this is what it does:
Launch a craft into a low orbit with a few customizable settings.
Performing a Gravity Turn is arguably the most efficient launch procedure. The plugin will take care of the entir