Open beta 0.9.51 — Farmer's Life Steam update #729529

Fixes - After meeting the person writing letters to Kasimir the error avalanche no longer occurs and you can keep on playing. - You can load the game saved at the end of the main questline (just before reading the last letter). - Landplot development prices have changed. - Blowing up ruined houses yields more construction materials now. - Phillip's horse racing gate are better at riders detection. - You cannot jump while riding an animal when overburdened. - Fluffy can no longer replicate after racing. - In Own Rules mode, with immoratlity turned on, character state icons no longer blink in and out.