Log Message:
editors/featherpad: update to 1.1.0

● A problem is fixed in saving with UTF-16.
● A very rare stack overflow is prevented when matching brackets in huge files.
● The maximum number of recent files is increased to 50.
● Added Tcl syntax highlighting.
● Lots of keywords are added to syntax highlighting for various programming
  languages.
● Fixes and improvements to XML and Lua syntax highlighting.
● Enabled experimental compilation against Qt6 (→ INSTALL). The default cmake
  compilation is still against Qt5.