Add "save defaults to settings.yaml" button (#3574)

settings-template.yaml

@@ -1,33 +1,34 @@
 dark_theme: true
-autoload_model: false
+start_with: ''
+mode: chat
+chat_style: TheEncrypted777
+character: None
+prompt-default: QA
+prompt-notebook: QA
+preset: simple-1
 max_new_tokens: 200
 max_new_tokens_min: 1
 max_new_tokens_max: 4096
-auto_max_new_tokens: false
 seed: -1
 negative_prompt: ''
-character: None
+truncation_length: 2048
+truncation_length_min: 0
+truncation_length_max: 16384
+custom_stopping_strings: ''
+auto_max_new_tokens: false
+ban_eos_token: false
+add_bos_token: true
+skip_special_tokens: true
+stream: true
 name1: You
 name2: Assistant
 context: This is a conversation with your Assistant. It is a computer program designed to help you with various tasks such as answering questions, providing recommendations, and helping with decision making. You can ask it anything you want and it will do its best to give you accurate and relevant information.
 greeting: ''
-turn_template: ''
-custom_stopping_strings: ''
-add_bos_token: true
-ban_eos_token: false
-skip_special_tokens: true
-truncation_length: 2048
-truncation_length_min: 0
-truncation_length_max: 16384
-mode: chat
-start_with: ''
-chat_style: TheEncrypted777
 instruction_template: None
 chat-instruct_command: |-
   Continue the chat dialogue below. Write a single reply for the character "<|character|>".
 
   <|prompt|>
+autoload_model: false
 default_extensions:
 - gallery
-preset: simple-1
-prompt: QA