[waiting for map and the other one lul]Asset manager refactor

[KuSpa]

• [x] Refactored storage collection
• [x] split mesh and testure loader
• [x] texture loading from data
• [x] colorpalette as ron file
• [x] make map load from texture manager
• [x] last todos

[KuSpa]

deferred until #56 is and #52 are applied