Added sam to possible voices.

src/talking-clock

@@ -19,7 +19,7 @@ half-hour, 4 every quarter, and anything else will delete your existing settings
 -s --soundpack Set path to soundpack. Sound packs should be in ogg format and contain 1.ogg, 2.ogg, ... 11.ogg, 12.ogg and
  15, 30, and 45.oggfor the quarter-hour chimes.
 -v --voice Select voice. Default is espeak other options are
-cepstral, espeak, festival, pico, speech-dispatcher and custom.
+cepstral, espeak, festival, pico, sam, speech-dispatcher and custom.
 To set a custom voice enter the command as in:
 -v 'espeak -v en-us+klatt2'
 -t --torify retrieve temperature anonymously using torify, used with -z --zipcode
@@ -404,6 +404,9 @@ if [ "$speakTime" == "true" ] ; then
         "flite_time")
             flite_time $(date +'%H:%M') &> /dev/null
         ;;
+        "sam")
+            echo "$timeString" | sam
+        ;;
         "speech-dispatcher")
             spd-say -w -P important "$timeString"
         ;;