Adding fork syscall boilerplate (always returns error).
syscalls: Flesh out fork handler, move boilerplate to scheduler
scheduler: Unbreak handling if last task killed, general fixing
Make kernel panic output more useful.
kill syscall: Fix verbose names of signals
scheduler: Start hardcoded fork task on fork for testing
scheduler: Store task's original entry point
scheduler: Add option to disable struct mapping in task creation
toolchain: Add dummy execve call
scheduler: Fix wrong invocation of scheduler_new
toolchain: Disable werror in binutils build
Merge branch 'master' of ssh://github.com/lutoma/xelix