Send GUI processes to background

Use disown to keep the processs alive.

Fixes https://github.com/sayanarijit/xplr/issues/616

docs/en/src/post-install.md

@@ -12,9 +12,7 @@ version="$(xplr --version | awk '{print $2}')"
 echo "version = '${version:?}'" > ~/.config/xplr/init.lua
 ```
 
-Then
-**[copy from here][2]**
-and remove / comment out what you don't want to customize.
+Then **[copy from here][2]** and remove / comment out what you don't want to customize.
 
 ## Run
 

src/init.lua

@@ -1818,7 +1818,8 @@ xplr.config.modes.builtin.go_to = {
                 fi
               fi
               (while IFS= read -r -d '' PTH; do
-                $OPENER "${PTH:?}" > /dev/null 2>&1
+                $OPENER "${PTH:?}" > /dev/null 2>&1 &
+                disown
               done < "${XPLR_PIPE_RESULT_OUT:?}")
             ]===],
           },
@@ -2705,21 +2706,13 @@ xplr.config.modes.builtin.edit_permissions = {
       ["m"] = {
         help = "max",
         messages = {
-          {
-            BashExecSilently0 = [===[
-              "$XPLR" -m 'SetInputBuffer: %q' "777"
-            ]===],
-          },
+          { SetInputBuffer = "777" },
         },
       },
       ["M"] = {
         help = "min",
         messages = {
-          {
-            BashExecSilently0 = [===[
-              "$XPLR" -m 'SetInputBuffer: %q' "000"
-            ]===],
-          },
+          { SetInputBuffer = "000" },
         },
       },
       ["ctrl-r"] = {