make all tree type presets searchable, fixes #1156

also adding "tree" as search term to all of these presets and use matchscore to nudge sorting to slightly prefer the (in OSM) more common cases

data/presets/natural/tree/broadleaved/deciduous.json

@@ -18,7 +18,8 @@
         "broadleaf",
         "broadleaved",
         "deciduous",
-        "hardwood"
+        "hardwood",
+        "tree"
     ],
     "name": "Broadleaved Tree (deciduous)"
 }

data/presets/natural/tree/broadleaved/evergreen.json

@@ -18,8 +18,9 @@
         "broadleaf",
         "broadleaved",
         "evergreen",
-        "hardwood"
+        "hardwood",
+        "tree"
     ],
     "name": "Broadleaved Tree (evergreen)",
-    "searchable": false
+    "matchScore": 0.99
 }

data/presets/natural/tree/needleleaved/deciduous.json

@@ -18,8 +18,9 @@
         "conifer",
         "deciduous",
         "needleleaved",
-        "softwood"
+        "softwood",
+        "tree"
     ],
     "name": "Needleleaved Tree (deciduous)",
-    "searchable": false
+    "matchScore": 0.99
 }

data/presets/natural/tree/needleleaved/evergreen.json

@@ -18,7 +18,8 @@
         "conifer",
         "evergreen",
         "needleleaved",
-        "softwood"
+        "softwood",
+        "tree"
     ],
     "name": "Needleleaved Tree (evergreen)"
 }