Align statistics output in CLI
Align statistics output in CLI

Output for viewing a VRF was different that pool and prefix so it has
now be modified to align all output of statistics data and make it more
compact. Further the actual "columns" are now aligned on the terminal
screen.

Part of #248.

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