New Core Rules 0.10.3 covers mostly some fixes and balancing of rules.

Changelog:
Religious Origin has been replaced by Zealot.
Civilian Origin now has 3 different sub-types: Commoner, Noble and Religious
It's now possible to obtain Skill Ranks to Skills with 0 Ranks at it by reading books or by being trained by someone
Reworked the Hand to Hand Maneuvers to be more concise
HtH rules now have general rules which cover actions and prowess and body/size differences
Added Tackle and Shove HtH Actions
Improved the Lupercalia Chapter
Improved the Art of Love Section
Now it's possible to specify what the character is doing when doing Tests of Skills for sexual intercourse.
Partners can also "join the actioN" by rolling the Ars Amatoris Check instead of the Character (yet if they fail, the failure still counts)
Added some clarifications
Clarified that regular weapons and armors should be hard to find or rare, to more incentivize Item Crafting
Added a feat to obtain Skill Ranks
Improved the Attitude and Reaction Sections
Expanded Attitude Tables
Expanded the Reaction Tables
Added a table to be used when the Character is Defeated by Aggressive/Hostile opponents which might also be Aroused or Horny
Simplified and reduced the amount of Determination loss, down to 1d3+1 unless specified otherwise