diff --git a/.gitignore b/.gitignore
index de6ab2c..1c00d97 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,4 +8,6 @@ config/config.rb
 .idea/
 
 # Specific to rbenv
-.ruby-version
\ No newline at end of file
+.ruby-version
+
+./vs
\ No newline at end of file
diff --git a/lib/ontologies_api_client/base.rb b/lib/ontologies_api_client/base.rb
index a4404df..f7a65d9 100644
--- a/lib/ontologies_api_client/base.rb
+++ b/lib/ontologies_api_client/base.rb
@@ -157,4 +157,4 @@ def populate_attributes(hash)
 
     end
   end
-end
+end
\ No newline at end of file
diff --git a/lib/ontologies_api_client/http.rb b/lib/ontologies_api_client/http.rb
index ebd8750..775237e 100644
--- a/lib/ontologies_api_client/http.rb
+++ b/lib/ontologies_api_client/http.rb
@@ -126,6 +126,7 @@ def self.post(path, obj, options = {})
         else
           recursive_struct(load_json(response.body))
         end
+
       end
 
       def self.put(path, obj)
diff --git a/lib/ontologies_api_client/middleware/faraday-user-apikey.rb b/lib/ontologies_api_client/middleware/faraday-user-apikey.rb
index 08c73cc..f9a6425 100644
--- a/lib/ontologies_api_client/middleware/faraday-user-apikey.rb
+++ b/lib/ontologies_api_client/middleware/faraday-user-apikey.rb
@@ -7,11 +7,19 @@ def initialize(app, *arguments)
     end
 
     def call(env)
-      user = Thread.current[:session] && Thread.current[:session][:user] ? Thread.current[:session][:user] : nil
-      if user
+      bearer_token = Thread.current[:ontologies_api_client_token]
+
+      if bearer_token
         headers = env[:request_headers]
-        headers["Authorization"] = headers["Authorization"] + "&userapikey=" + user.apikey
+        headers["Authorization"] = "Bearer #{bearer_token}"
         env[:request_headers] = headers
+      else
+        user = Thread.current[:session] && Thread.current[:session][:user] ? Thread.current[:session][:user] : nil
+        if user
+          headers = env[:request_headers]
+          headers["Authorization"] = headers["Authorization"] + "&userapikey=" + user.apikey
+          env[:request_headers] = headers
+        end
       end
       @app.call(env)
     end
diff --git a/lib/ontologies_api_client/models/identifier_request.rb b/lib/ontologies_api_client/models/identifier_request.rb
new file mode 100644
index 0000000..9a1adac
--- /dev/null
+++ b/lib/ontologies_api_client/models/identifier_request.rb
@@ -0,0 +1,13 @@
+require_relative "../base"
+
+module LinkedData
+  module Client
+    module Models
+      class IdentifierRequest < LinkedData::Client::Base
+        include LinkedData::Client::Collection
+        include LinkedData::Client::ReadWrite
+        @media_type = "http://data.bioontology.org/metadata/IdentifierRequest"             
+      end
+    end
+  end
+end
diff --git a/lib/ontologies_api_client/models/note.rb b/lib/ontologies_api_client/models/note.rb
index a24c534..24b15b3 100644
--- a/lib/ontologies_api_client/models/note.rb
+++ b/lib/ontologies_api_client/models/note.rb
@@ -9,7 +9,7 @@ class Note < LinkedData::Client::Base
         @media_type = "http://data.bioontology.org/metadata/Note"
 
         def deletable?(user)
-          false
+          !user.nil? && user.admin? # Administrators can delete notes
         end
 
         def uuid
diff --git a/lib/ontologies_api_client/models/review.rb b/lib/ontologies_api_client/models/review.rb
index bd7cae5..c72cfe8 100644
--- a/lib/ontologies_api_client/models/review.rb
+++ b/lib/ontologies_api_client/models/review.rb
@@ -8,6 +8,23 @@ class Review < LinkedData::Client::Base
         include LinkedData::Client::ReadWrite
 
         @media_type = "http://data.bioontology.org/metadata/Review"
+        @include_attrs = "all"
+
+        def self.more_recent_review(r1, r2)
+          time1 = r1.created
+          time2 = r2.created
+
+          time2 <=> time1 # reversed order
+        end
+
+        def self.sort_reviews(reviews)
+          reviews.sort { |r1, r2| more_recent_review(r1, r2) }
+        end
+
+        def self.sort_reviews!(reviews)
+          reviews.sort! { |r1, r2| more_recent_review(r1, r2) }
+          reviews
+        end
       end
     end
   end
diff --git a/lib/ontologies_api_client/read_write.rb b/lib/ontologies_api_client/read_write.rb
index 3549bb0..366f8ba 100644
--- a/lib/ontologies_api_client/read_write.rb
+++ b/lib/ontologies_api_client/read_write.rb
@@ -104,4 +104,4 @@ def refresh_cache
 
     end
   end
-end
+end
\ No newline at end of file