Optimize PNG images losslessly

Commands used: - `parallel optipng -o7 -zm1-9 -strip all ::: **/*.png` - `parallel advpng -z4 -i5000 ::: **/*.png`
2019-06-19 21:20:41 +02:00 · 2019-06-19 21:20:41 +02:00 · 42c4c7ab04
--- a/textures/moreores_copper_rail.png
+++ b/textures/moreores_copper_rail.png
--- a/textures/moreores_copper_rail_crossing.png
+++ b/textures/moreores_copper_rail_crossing.png
--- a/textures/moreores_copper_rail_curved.png
+++ b/textures/moreores_copper_rail_curved.png
--- a/textures/moreores_copper_rail_t_junction.png
+++ b/textures/moreores_copper_rail_t_junction.png
--- a/textures/moreores_mineral_mithril.png
+++ b/textures/moreores_mineral_mithril.png
--- a/textures/moreores_mineral_silver.png
+++ b/textures/moreores_mineral_silver.png
--- a/textures/moreores_mineral_tin.png
+++ b/textures/moreores_mineral_tin.png
--- a/textures/moreores_mithril_block.png
+++ b/textures/moreores_mithril_block.png
--- a/textures/moreores_silver_block.png
+++ b/textures/moreores_silver_block.png
--- a/textures/moreores_silver_ingot.png
+++ b/textures/moreores_silver_ingot.png
--- a/textures/moreores_tin_block.png
+++ b/textures/moreores_tin_block.png
--- a/textures/moreores_tin_ingot.png
+++ b/textures/moreores_tin_ingot.png
--- a/textures/moreores_tool_mithrilpick.png
+++ b/textures/moreores_tool_mithrilpick.png
--- a/textures/moreores_tool_mithrilshovel.png
+++ b/textures/moreores_tool_mithrilshovel.png
--- a/textures/moreores_tool_silveraxe.png
+++ b/textures/moreores_tool_silveraxe.png
--- a/textures/moreores_tool_silverpick.png
+++ b/textures/moreores_tool_silverpick.png
--- a/textures/moreores_tool_silvershovel.png
+++ b/textures/moreores_tool_silvershovel.png