Add Games category to game manifests

recipes/dosbox/manifest

 name=DOSBox
+category=Games
 binary=/bin/dosbox
 icon=/ui/icons/apps/dosbox.png
-

recipes/eduke32/manifest

 name=EDuke32
+category=Games
 binary=/games/eduke32
 icon=/ui/icons/apps/eduke32.png
-

recipes/freedoom/recipe.sh

@@ -31,6 +31,7 @@ function recipe_stage {
         chmod +x "$1$bin"
 
         echo "name=$game" | sed 's/freedoom/FreeDOOM /' > "$1/ui/apps/$game"
+        echo "category=Games" >> "$1/ui/apps/$game"
         echo "binary=/games/$game" >> "$1/ui/apps/$game"
         echo "icon=/ui/icons/apps/$game.png" >> "$1/ui/apps/$game"
 

recipes/gigalomania/manifest

 name=Gigalomania
+category=Games
 binary=/games/gigalomania/gigalomania
 icon=/ui/icons/apps/gigalomania.png
-

recipes/neverball/manifest-neverball

 name=Neverball
+category=Games
 binary=/games/neverball/neverball
 icon=/ui/icons/apps/neverball.png

recipes/neverball/manifest-neverputt

 name=Neverputt
+category=Games
 binary=/games/neverball/neverputt
 icon=/ui/icons/apps/neverputt.png

recipes/openttd/manifest

 name=OpenTTD
+category=Games
 binary=/games/openttd
 icon=/ui/icons/apps/openttd.png
-