README.md in ngt-0.2.3 vs README.md in ngt-0.2.4

@@ -10,11 +10,11 @@
 
 ```ruby
 gem 'ngt'
 ```
 
-NGT is not available for Windows yet
+NGT is not available for Windows
 
 ## Getting Started
 
 Prep your data
 
@@ -82,11 +82,12 @@
 
 Optimize the index
 
 ```ruby
 optimizer = Ngt::Optimizer.new(outgoing: 10, incoming: 120)
-optimizer.execute(path, new_path)
+optimizer.adjust_search_coefficients(index)
+optimizer.execute(index, new_path)
 ```
 
 ## Full Example
 
 ```ruby
@@ -104,9 +105,41 @@
 
 result.each do |res|
   puts "#{res[:id]}, #{res[:distance]}"
   p index.object(res[:id])
 end
+```
+
+## Index Options
+
+Defaults shown below
+
+```ruby
+Ngt::Index.new(dimensions,
+  edge_size_for_creation: 10,
+  edge_size_for_search: 40,
+  object_type: :float, # :float, :integer
+  distance_type: :l2,  # :l1, :l2, :hamming, :angle, :cosine, or :jaccard
+  path: nil
+)
+```
+
+## Optimizer Options
+
+Defaults shown below
+
+```ruby
+Ngt::Optimizer.new(
+  outgoing: 10,
+  incoming: 120,
+  queries: 100,
+  low_accuracy_from: 0.3,
+  low_accuracy_to: 0.5,
+  high_accuracy_from: 0.8,
+  high_accuracy_to: 0.9,
+  gt_epsilon: 0.1,
+  merge: 0.2
+)
 ```
 
 ## Data
 
 Data can be an array of arrays