Update 1.1: Added a global variable to switch between mod default per-skill point scaling, and vanilla 25-point jumps in scaling. To use vanilla style scaling, in console: "set PCRKLevelledScaling to 1"
DOWNLOAD here: https://drive.google.com/open?id=0B93fRXp5EHQINnlJX3ZDT3pGcnM
I made both Alien Epoxy and Weapon Repair Kits able to repair equipped: armor, headgear, or weapon.
The repair skill scaling is now per-point, rather than at every 25 points; You will repair (Skill / 3) percent -- so at 100 skill you'll repair 33%.
For comparison, the vanilla skill scaling is
Weapon Repair Kit is renamed to Repair Kit.
The script is cludgy but I wanted something fast so I could play with it
You are free to modify, or do what you like with it.