Patch notes 0.5.2

Taking on board some of the recent player feedback we have implemented:

- Pause menu will now pause the game in solo game modes
- Wave summary added to top left UI
- Build menu items list is fully displayed & no longer scrollable
- Shop weapon statistics are now localised
- Boss smashing attack sound bug fixed
- Boss swing attack will now damage the player
- Sentry now has unlimited ammo
- Sentry will now fire 500 (was 300) rounds before needing powered back online
- Zombies will now attack sentries
- Money bug fixed where you could repair your base to 100% without enough funds
- Land mines bug fixed where sometimes they would not detonate
- Land mines damage buff
- Land mines black explosion residue reduced
- Placing land mines object will place a single mine, instead of 2
- Mouse is now locked to the game window during main game play
- Acid pool AOE reduced from 2.5m to 2m
- Fog light health increased by 300%
- Other minor improvements