* Muzzle Velocity vs. Temperature Interpolation
* C1 Ballistic Coefficient vs. Distance Interpolation
* Coriolis and Spin drift output
* Options menu
* Truing Drop
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* Overworked default gun profiles
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* Fixed the Cancel buttons on the gun-, atmosphere- and target columns.
* Fixed some muzzle velocity entries in the default gun list.
* Fixed divide by zero error in the target range estimator
