sync i3lock-wrapper options with i3lock.

i3lock-wrapper

@@ -18,8 +18,8 @@ set -e
 
 script_name=$(basename $0)
 params=$(getopt \
-         -o vnbI:up:eflh \
-         -l version,nofork,beep,inactivity-timeout:,no-unlock-indicator,pointer:,ignore-empty-password,show-failed-attempts,logo,help \
+         -o vnbup:eflh \
+         -l version,nofork,beep,no-unlock-indicator,pointer:,ignore-empty-password,show-failed-attempts,logo,help \
          -n "$script_name" -- "$@")
 eval set -- "$params"
 # exit on bad arguments
@@ -34,21 +34,17 @@ as a background image for the screen saver.
 
 Usage: $script_name [options]
 
-    -v, --version               version of the i3lock.
-    -n, --nofork                don't fork i3lock after start.
-    -b, --beep                  enable beeping.
-    -d, --dpms                  enable turning off the screen with DPMS.
-    -I sec,
-    --inactivity-timeout=sec    specifies  the  number of seconds i3lock will
-                                wait for another password before turning
-                                off the monitors.
-    -u, --no-unlock-indicator   disable the unlock indicator.
+    -v, --version                 version of the i3lock.
+    -n, --nofork                  don't fork i3lock after start.
+    -b, --beep                    enable beeping.
+    -u, --no-unlock-indicator     disable the unlock indicator.
     -p win|default,
-    --pointer=win|default       do not hide the mouse pointer on default
-                                or the current position of the mouse pointer.
-    -e, --ignore-empty-password when an empty password is provided by the user,
-                                do  not  validate  it.
-    -l, --logo                  superimpose the padlock logo
+    --pointer=win|default         do not hide the mouse pointer on default
+                                  or the current position of the mouse pointer.
+    -e, --ignore-empty-password   when an empty password is provided by the user,
+                                  do  not  validate  it.
+    -f, --show-failed-attempts    Show the number of failed attempts, if any.
+    -l, --logo                    superimpose the padlock logo
 
     Please note, that all the options except "-l" or "--logo" are being passed
     directly to i3lock.  See "man i3lock" for more details.
@@ -67,18 +63,6 @@ arg_test () {
                shift;;
            -b|--beep)
                shift;;
-           -I|--inactivity-timeout)
-               shift
-               case "$1" in
-                   [0-9]*)
-                       shift;;
-                    *)
-                       echo "$script_name: invalid option \"$1\" for argument -I" \
-                            "number expected" >&2
-                       exit 1
-                       ;;
-               esac
-               ;;
            -u|--no-unlock-indicator)
                shift;;
            -p|--pointer)