Try the LCT Inventory first.
Fix NPE.
Add to Semi filled slots first.
Remove old Crafting Sign code.
Readd missing method.
Remove more old code.
Send Import to all players watching the pipe, to keep crafting signs up to date.
Fix Item in pipe rendering rotation.
Prevent the power station from using Energy from the IC2 net when it's not supposed to.
Show all these errors even outside DEBUG.
Include Liquid Pipes into dev builds.
Include Security Station into dev builds.