assert() calls will now be preserved in release builds but just calls abort().
signal.c now installs a mach exception handler which prevents gdb from looping on EXC_BAD_ACCESS when debugging iOS apps. (#94)
New version of GC which doesn't include a catch_exception_raise() function if GC_DISABLE_INCREMENTAL has been defined.
GC_DISABLE_INCREMENTAL is now defined when building the GC.
AbstractTarget in the compiler now exports our catch_exception_raise() from signal.c when linking for Darwin.
New fruitstrap which handles SIGINT (CTRL-C) signals better by sending SIGSTOP to gdb instead of terminating gdb.