Major updates to the crafting algo.

* Update crafting algo. to favor highest output recipes for making
  items, and to be more flexible about trying a variety of recipes if
  some one recipe doesn't work.
* Modify crafting algo. to allow crafting of "gatherable" items.
* Update logger to support indent/outdent for clearer formatting
* Convert IC2 Forge Hammer / Cutter recipes to treat them as tools

src/scripts/models/mod_pack.coffee

@@ -84,14 +84,10 @@ module.exports = class ModPack extends BaseModel
     findRecipes: (itemSlug, result=[])->
         return null unless itemSlug?
 
-        if itemSlug.isQualified
-            mod = @getMod itemSlug.mod
-            if mod? then mod.findRecipes itemSlug, result
-
-        if result.length is 0
-            for mod in @_mods
-                continue unless mod.enabled
-                mod.findRecipes itemSlug, result
+        for mod in @_mods
+            continue unless mod.enabled
+            continue if itemSlug.isQualified and itemSlug.mod isnt mod.slug
+            mod.findRecipes itemSlug, result
 
         result.sort (a, b)-> Recipe.compareFor a, b, itemSlug