Move stem insertion into its own function
Move stem insertion into its own function

LeMagnesium/cobe,tiagochiavericosta/cobe,wodim/cobe-ng,meska/cobe,LeMagnesium/cobe,tiagochiavericosta/cobe,meska/cobe,DarkMio/cobe,wodim/cobe-ng,DarkMio/cobe,pteichman/cobe,pteichman/cobe