Add .pac File Redirection Suggestion

[H-A-M-G-E-R]

That makes merging mods for Frontiers so much easier
just create a folder named the same as the .pac in the .pac's folder and put files that are modded from the original

[H-A-M-G-E-R]

those mods that replace files in a .pac take priority over mods that replace the entire .pac