Update dream world item filenames.

diff --git a/items/dream-world/balmmushroom.png b/items/dream-world/balm-mushroom.png
similarity index 100%
rename from items/dream-world/balmmushroom.png
rename to items/dream-world/balm-mushroom.png

diff --git a/items/dream-world/blackglasses.png b/items/dream-world/black-glasses.png
similarity index 100%
rename from items/dream-world/blackglasses.png
rename to items/dream-world/black-glasses.png

diff --git a/items/dream-world/brightpowder.png b/items/dream-world/bright-powder.png
similarity index 100%
rename from items/dream-world/brightpowder.png
rename to items/dream-world/bright-powder.png

diff --git a/items/dream-world/deepseascale.png b/items/dream-world/deep-sea-scale.png
similarity index 100%
rename from items/dream-world/deepseascale.png
rename to items/dream-world/deep-sea-scale.png

diff --git a/items/dream-world/deepseatooth.png b/items/dream-world/deep-sea-tooth.png
similarity index 100%
rename from items/dream-world/deepseatooth.png
rename to items/dream-world/deep-sea-tooth.png

diff --git a/items/dream-world/energypowder.png b/items/dream-world/energy-powder.png
similarity index 100%
rename from items/dream-world/energypowder.png
rename to items/dream-world/energy-powder.png

diff --git a/items/dream-world/nevermeltice.png b/items/dream-world/never-melt-ice.png
similarity index 100%
rename from items/dream-world/nevermeltice.png
rename to items/dream-world/never-melt-ice.png

diff --git a/items/dream-world/parlyz-heal.png b/items/dream-world/paralyze-heal.png
similarity index 100%
rename from items/dream-world/parlyz-heal.png
rename to items/dream-world/paralyze-heal.png

diff --git a/items/dream-world/silverpowder.png b/items/dream-world/silver-powder.png
similarity index 100%
rename from items/dream-world/silverpowder.png
rename to items/dream-world/silver-powder.png

diff --git a/items/dream-world/thunderstone.png b/items/dream-world/thunder-stone.png
similarity index 100%
rename from items/dream-world/thunderstone.png
rename to items/dream-world/thunder-stone.png

diff --git a/items/dream-world/tinymushroom.png b/items/dream-world/tiny-mushroom.png
similarity index 100%
rename from items/dream-world/tinymushroom.png
rename to items/dream-world/tiny-mushroom.png

diff --git a/items/dream-world/twistedspoon.png b/items/dream-world/twisted-spoon.png
similarity index 100%
rename from items/dream-world/twistedspoon.png
rename to items/dream-world/twisted-spoon.png

diff --git a/items/dream-world/x-defend.png b/items/dream-world/x-defense.png
similarity index 100%
rename from items/dream-world/x-defend.png
rename to items/dream-world/x-defense.png

diff --git a/items/dream-world/x-special.png b/items/dream-world/x-sp-atk.png
similarity index 100%
rename from items/dream-world/x-special.png
rename to items/dream-world/x-sp-atk.png