Fixes:
- variable pass by reference generated false error message
- check max. string length in READ var#count
- fixed dirty queue length calculation
- fixed Ctrl-C handling in daemons
- fixed DGP socket shutdown
- fixed DGP error messages
- fixed DGP replica initialization
- fixes for TRANTAB handling
- fixed utmpx query in HOST xcall
- fixed DGP $ORDER/$QUERY in reverse direction
- fixed DGP $ZINCREMENT
- fixed UCI,VOL parsing in SET, allow expressions
- fixed bracket parsing
- fixed LOCK parsing in case of indirection
- fixed $ZBITLEN()
Changes:
- macOS add LC_RPATH to executable
- added DGP IPC protocol examples to manual
- added remote volume check to $GET()/$VIEW()
- added "" query to HOST xcall
- added DGP_ROUTINE_AGE to invalidate remote routines
- check subscript length in $ORDER
- save last compilation message in ^$S("COMPMSG")
- added MV2_SHMAT environment var to specify SHM address
- ZZcmd and $ZZfn() no in MGR UCI routines %ZZCMD, %ZZFN