1.3.0: Added balance and QOL

[b]New Features and Improvements:[/b] [list] [*] Changed default faction fuel pricing. [*] Dramatically increased the number of ships spawned. [*] Increased the minimum amount of spawned ships per faction. [*] Changed how negative colour is calculated for the relations bars. [*] Improved main menu UX. [*] Implemented an "Auto buy fuel" feature. [*] Added new tutorial steps. [*] Increased trader buy chance 10% => 15%. [*] Increased the relationship reduction on a ship if hit or destroyed by the player. [/list] [b]Fixes:[/b] [list] [*] Fixed how the bar fill rate is calculated. Now both the parent faction and the sub-faction values are combined. [*] Fixed a bug which would stack technology bonuses after each load. [/list]