Patch 1.3.4 — Stellar Sovereigns Steam update #1006702

Added salvage fleet name label to salvage event prompt, as well as made it to zoom to the fleet not the wreck. Made the battle viewer on/off to be saved as a setting, so it remembers how you left it last time. Increased the heuristic sensitivity of auto launch missiles and doubled down on sensitivity for stationary vessels, like defences. Fixed the event prompts panel scroll order. Fixed the negative spending button not initializing for the colonial governor. Added Colonial Improvement controls for the govern menu colony list. Fixed an issue when cancelling an ongoing improvement it did not refreshed the slot progress bar. Fixed an issue where you could build a colonial improvement without insufficient funds.