Call Alert; Call History Bug Fix; Minor Tweaks

Call Alert (-a or toggle on/off in ncurses)
--beep sound on radio id change when using ncurses terminal (tied to call history array)
---need to copy tone8.wav and tone24.wav files to /usr/share/ directory and chmod 777 them.
---updated all auto install scripts to copy and chmod as appropriate
----iz4tow, need to update windows tutorials for the wav files, else they won't play

Tweaks/Bug Fix to Call History (specifically DMR) to only set src ids on voice sync, and not on data sync

Manually Set P2 Parameters at CLI (-X BEE00ABC123)
-- use -X (capital X) and then enter WACN/SYSID/CC altogether 
--- feature already available in ncurses terminal menu

Update Linux Install Instructions and auto installers to copy/paste wav files into /usr/share/ directory

Other Minor Tweaks

include/dsd.h

@@ -356,6 +356,7 @@ typedef struct
   short int aggressive_framesync;
 
   FILE *symbolfile;
+  int call_alert;
 
 } dsd_opts;
 
@@ -593,7 +594,7 @@ typedef struct
   int p2_is_lcch; //flag to tell us when a frame is lcch and not sacch
 
   //experimental symbol file capture read throttle
-  unsigned long long int symbol_throttle; //throttle speed
+  int symbol_throttle; //throttle speed
   int use_throttle; //only use throttle if set to 1
 
   //dstar header for ncurses