V10.1, some QoL changes

Some small but noticeable QoL changes. 

1. Targeting has been fixed
2. The inventory menu now shows more items at a time
3. Shield wall now goes first much more often and lasts longer
4. Magic armor now reduces all incoming damage by 10% and gives a slight boost to tp and mp generation. 
5. Earth armor gives a 5% reduction to incoming damage and makes the guard skill more effective 
6. Air armor gives an additional +10% evasion 
7. Water armor gives reduces enemy crit chance by 10% and increases item effects by 10% 
8. Fire armor increases damage taken and dealt by 10%, along with giving a small health regeneration.
9. Some balancing changes have been made to make skills more consistent.