Is there a changelog for this and 3.6 before I pull out my debit card?
Not too much has changed, mostly bug fixes. There is a new Fort Added with one side quest and a Inn with a new follower. Here take a look for yourself:
LonaRPG.Beta.0.3.7.0
-*fixed, Sleep on region map now reset World timer to 10.
-*fixed, sensor from integer to rounding(make hitbox more reasonable.)
-*fixed, some projectile issue, less miss.
-*fixed, trait : Hitchhiker now +15 max food.
-*fixed, steal : removed basic failed chance.
-*fixed, BasicNeed : Clean privates,Masturbate,Collect milk, now cause random rape like bath.
-*fixed, BasicNeed : Bathe, can only trigger in water tile(for reasonable)
-*fixed, SaintMonasteryB1 rapeloop now will trigger food event.
-*fixed, follower in group will not drop items when death.
-*fixed, follower : OrkindSlayer atk from 13 to 15, def from 7 to 12.
-*added, encounter RoadHalp, can spot in wildness road.
-*added, encounter RefugeeCamp, with a Pot u can cook and a furit vendor.
-*added, new terrian : r13_SwampRoad, and a sub map.
-*added, new follower: elf archer, in Doom Fort Inn.
-*added, new follower: guide, in Doom Fort Inn.
-*added, new map

oomFortEastCP, with a side quest.
-*added, DoomFortressInn quest : a steal based quest.