Re-enable betterPistons by default because #321 is fixed

src/main/java/ganymedes01/etfuturum/configuration/configs/ConfigMixins.java

@@ -87,7 +87,7 @@ protected void syncConfigOptions() {
  postTreeGenEvent = getBoolean("postTreeGenEvent", catBackport, true, "Fires an event after a tree generates, mainly for beehives to accurately know where most trees are. For now this option is disabled if bees are disabled.\nModified Classes: net.minecraft.world.gen.feature.WorldGenAbstractTree");
  ladderTrapdoors = getBoolean("ladderTrapdoors", catBackport, true, "Trapdoors that are clapped open against a block with a ladder below them can be climbed up as if they themselves were a ladder. Also expands the ladder hitbox to match the width of trapdoors.\nModified Classes: net.minecraft.block.BlockLadder net.minecraft.block.BlockTrapdoor");
  enableElytra = getBoolean("enableElytra", catBackport, true, "A port of Backlytra with various fixes. The original author of this is unascribed: https://legacy.curseforge.com/minecraft/mc-mods/backlytra\nIf you're getting crash related to the DataWatcher, try changing \"elytraDataWatcherFlag\" in functions.cfg and don't open an issue if changing that value fixes it.\nModified Classes: net.minecraft.entity.EntityLivingBase net.minecraft.entity.player.EntityPlayer net.minecraft.entity.EntityTrackerEntry net.minecraft.network.NetHandlerPlayServer\nModified Client Classes: net.minecraft.client.entity.AbstractClientPlayer net.minecraft.client.entity.EntityPlayerSP net.minecraft.client.model.ModelBiped net.minecraft.client.renderer.entity.RenderPlayer");
- betterPistons = getBoolean("betterPistons", catBackport, false, "A port of Back in Slime, similar to how the elytra is a port of Backlytra. Allows pistons to interact with slime blocks. The original author of this is DonBruce64: https://legacy.curseforge.com/minecraft/mc-mods/back-in-slime-slime-blocks-for-1-7.\nModified Classes: net.minecraft.block.BlockPistonBase");
+ betterPistons = getBoolean("betterPistons", catBackport, true, "A port of Back in Slime, similar to how the elytra is a port of Backlytra. Allows pistons to interact with slime blocks. The original author of this is DonBruce64: https://legacy.curseforge.com/minecraft/mc-mods/back-in-slime-slime-blocks-for-1-7.\nModified Classes: net.minecraft.block.BlockPistonBase");
 
  stepHeightFix = getBoolean("stepHeightFix", catFixes, true, "Makes the player able to step up even if a block would be above their head at the destination.\nModified classes: net.minecraft.entity.Entity");
  arrowFallingFix = getBoolean("arrowFallingFix", catFixes, true, "Prevents arrows from falling off of blocks too easily\nModified classes: net.minecraft.entity.EntityArrow");