Gemfile in WhiteCloth-0.0.2 vs Gemfile in WhiteCloth-0.0.4

@@ -10,9 +10,13 @@
 ###            follow).
 ###
 
 # Additional data structures
 gem "algorithms"
+gem "rubytree", "~> 0.8.1"
+
+# Log Library
+gem "log4r", "~> 1.1.9"
 
 # GUID library
 gem "uuidtools"
 
 # Gem required for linking to the Redis server