update to newest API change in master

official/enfuse.lua

@@ -147,7 +147,7 @@ dt.register_lib(
         local output_image = target_dir.."/enfuse.tiff"
         local command = "enfuse --depth "..depth.value.." --exposure-mu "..ugly_decimal_point_hack
                         .." -o \""..output_image.."\" \"@"..response_file.."\""
-        if coroutine.yield("RUN_COMMAND", command) > 0 then
+        if dt.control.execute( command) > 0 then
           dt.print("enfuse failed, see terminal output for details")
           os.remove(response_file)
           return

official/generate_image_txt.lua

@@ -97,7 +97,7 @@ dt.register_event("mouse-over-image-changed", function(event, img)
     local command = command_setting:gsub("%$%(FILE_NAME%)", '"'..img_filename..'"')..' > "'..txt_filename..'"'
 
     -- finally, run it
-     coroutine.yield("RUN_COMMAND", command)
+     dt.control.execute( command)
   end
 )
 

official/selection_to_pdf.lua

@@ -128,7 +128,7 @@ dt.register_storage("export_pdf","Export thumbnails to pdf",
       local dir=string.gsub(filename, "(.*/)(.*)", "%1")
       local locfile=string.gsub(filename, "(.*/)(.*)", "%2")
       local command = "pdflatex -halt-on-error -output-directory "..dir.." "..locfile
-      local result = coroutine.yield("RUN_COMMAND",command)
+      local result = dt.control.execute(command)
       if result ~= 0 then
         dt.print("Problem running pdflatex") -- this one is probably usefull to the user
         error("Problem running "..command)
@@ -138,7 +138,7 @@ dt.register_storage("export_pdf","Export thumbnails to pdf",
       local pdffile=string.gsub(filename, ".tex", ".pdf")
       command = dt.preferences.read("selection_to_pdf","Open with","string")
       command = command.." "..pdffile
-      local result = coroutine.yield("RUN_COMMAND",command)
+      local result = dt.control.execute(command)
       if result ~= 0 then
         dt.print("Problem running pdf viewer") -- this one is probably usefull to the user
         error("Problem running "..command)