here is the missed changelog for 1.1 in BBFB

1.1 Features:

-one new character named security (he steals your items but items are still planned)

-Trumpet Boy chases you now

-changed mariis spawn more in baldis direction so the game is a bit harder

-added monster baldi (lethal)

-added beans

-2 new spawns (1 spawn is on trumpet boys spawn in the cafetaria and the other near playtimes spawn)

-bully no longer move

-closed some places where you could fall out of the map

This things i added in 1.1 but some things was removed in 1.3 

SMALL ANNOUNCEMENT:

also a smal update is planned (1.3.1) that will just fix some issues/bugs in jannurary i plan a bigger update (1.5) because i cant update for a time and after every bigger update there will be a tiny bug fix update like the little 1.3.1 i plan.