Gymnastjess is not quite right, Round off flic sault is a level 6 core skill but is a bonus in level 5 and same with back walkover. In Australia there are several 0.2 bonus's e.g. level 6 you can do a BHS on beam as a bonus when the core skill is bwo.
The core skills for level 5 are as follows
Bars: Glide Kip (or long kip), Back Hip Circle, Jump to high bar, Swing pullover then toe shoot or under swing dismount.
Beam: Mount, full turn, split jump/split leap + straight jump, cartwheel, handstand (2 secs) straight jump, front tuck dismount
Floor: 2 connected flight elements, 1 flight element, Full turn, Jump full turn, Backwards roll to push up position
Bonus's in level 5
Bars: Long kip (or short kip) - basically you need 2 kips to have a bonus
Beam: BWO, Split jump/Split leap + A value jump, walkover + straight jump
Floor: 3 connected flight elements, A value salto, Backward roll to handstand (i think thats all)