fix file export names for laser, sla. add device max power for lasers

web/kiri/lang/en.js

@@ -694,6 +694,8 @@ self.kiri.lang['en-us'] = {
     ou_drkn_l:      ["enable drag knife","output in gcode","cut radii are added","to corners with","cut down passes"],
     ou_stak_s:      "3D stack",
     ou_stak_l:      ["output is a 3D stack of 2D paths rather than packing layers flat in 2D"],
+    ou_maxp_s:      "max power",
+    ou_maxp_l:      ["max power value in gcode. power % from settings will scale from 0 to this value"],
 
     // OUTPUT FDM
     ou_nozl_s:      "nozzle temp",