* src/harbour.def
! add hb_rand*() functions, fixing hbtip regression (#154) after
1938dd0a70
; import of 2014-12-10 14:38 UTC+0100 functions from Viktor's 3.4 fork
* src/rtl/hbrand.c
! hb_randStr(): fixed possible GPF and other errors when passing
negative size
* include/harbour.hbx
* include/hbapi.h
* src/rtl/hbrandom.c
+ added C level hb_random_num_secure() which works like hb_random_num()
but uses arc4 internally
+ added hb_randInt() which works the same as hb_RandomInt() but uses
arc4 internally
+ added hb_randNum() which works the same as hb_Random() but uses
arc4 internally