Dinghies

New Features:
• Added oars and rowing to the cutter: • Row forward with A and D, backward with Q and E;
• Oars can be removed in the shipyard;
• Added decorative eyes as a boat option;
• Added option to clean a save from the mod, so that the mod can be removed safely: 1) Change 'Save Cleaner' to true in configuration options;
2) Open the save you want to clean;
3) Save is now clean and the mod can be removed safely;

Other changes:
• RUDDER: made the rudder slightly less powerful;
• RUDDER: made the rudder more firm when held by the player; • RUDDER: press forward or backward when holding the tiller to center it quickly;
• RUDDER: Added option to invert the tiller controls (off by default);
• Made the tiller and tiller extender a little thicker;
• Slightly lowered max speed;
• Made slightly more prone to sinking when heeling;
• Added some missing sound effects (rudder creaking, impact sound, bow splash);

Bugfixes:
• Solved compatibility issues with Le Requin mod that caused the cutter mooring ropes' position not to be saved;
• Removed manifest file because it's not necessary and caused confusion;

Backend changes:
• Dynamic boat index manager;