Added a simple check for a single array passed as the first and only parameter when inserting objects

lib/mongo/collection.rb

@@ -32,6 +32,7 @@ module XGen
         end
 
         def insert(*objects)
+          objects = objects.first if objects.size == 1 && objects.first.is_a?(Array)
           @db.insert_into_db(@name, objects)
         end