sort ref sections, + result

hugo/content/ref/instr/_index.md

 +++
 title = "Instrument model"
-weight = 24
+weight = 20
 +++
 
 ## Instrument model

hugo/content/ref/other/_index.md

 +++
 title = "Common modifiers"
-weight = 120
+weight = 40
 +++
 
 ## Further reference pages

hugo/content/ref/result/_index.md

++++
+title = "Plot and export"
+weight = 90
++++

hugo/content/ref/sample/_index.md

 +++
 title = "Sample model"
-weight = 50
+weight = 30
 +++
 
 ## Sample model

hugo/content/ref/sim/_index.md

 +++
 title = "Simulation model"
-weight = 15
+weight = 10
 +++
 
 ## Simulation model