* api: add info "auto_load_scripts"
* alias: use lower case for default aliases, rename all aliases to lower case on upgrade (issue #1872)
* alias: add `$&` to replace all arguments with double quotes escaped (issue #1140, issue #1190)
- * alias: add option `missing` in command `/alias`
+ * alias: add options `missing` and `rename` in command `/alias`
* fifo: add support of escaped chars in text or commands sent (issue #1950)
* fset: add options fset.color.color_name and fset.color.color_name_selected (issue #1920)
* irc: rename "ssl" options to "tls", connect with TLS and port 6697 by default