Add dynamic sizing of prefix column of CLI
Add dynamic sizing of prefix column of CLI

The CLI will now try to guess the size of the prefix column based on the
widest prefix (with indent) of the initial result set + 15. It's just a
guess but lightyears better than nothing.

Fixes #399.

SoundGoof/NIPAP,garberg/NIPAP,plajjan/NIPAP,bbaja42/NIPAP,SoundGoof/NIPAP,SpriteLink/NIPAP,plajjan/NIPAP,fredsod/NIPAP,ettrig/NIPAP,plajjan/NIPAP,SpriteLink/NIPAP,SpriteLink/NIPAP,SoundGoof/NIPAP,garberg/NIPAP,bbaja42/NIPAP,garberg/NIPAP,garberg/NIPAP,bbaja42/NIPAP,ettrig/NIPAP,plajjan/NIPAP,SoundGoof/NIPAP,bbaja42/NIPAP,fredsod/NIPAP,garberg/NIPAP,ettrig/NIPAP,ettrig/NIPAP,fredsod/NIPAP,SpriteLink/NIPAP,garberg/NIPAP,fredsod/NIPAP,plajjan/NIPAP,bbaja42/NIPAP,ettrig/NIPAP,fredsod/NIPAP,plajjan/NIPAP,fredsod/NIPAP,bbaja42/NIPAP,SpriteLink/NIPAP,SpriteLink/NIPAP,SoundGoof/NIPAP,SoundGoof/NIPAP,ettrig/NIPAP