Update v0.9

[v0.7]

- Added 30 example Frames ready for battle!

- Changed the action mechanic and deleted the concept of [main] actions.

- Added an example of how to write down the statistics of a Frame.

- Modified the use of Heavy Weapons. This should be easier (for me) to remember.

- Changed how Vehicle and Siege Mode work.

- Changed some wordings for clarity.

[v0.9]

- Modified the limitations in the use of Heavy weapons, again.

- Changed the Classes range and the chain of dice from d8-d4 to d10-d6.

- Changed the Fight rules to be one-sided.

- Changed some modules names and rules.

- Removed some unused rules, like falling.