Configure sdb upon global configure
Prevent initial exit from \n
Fixed breakpoint argument order
arch_read()
Added simple.s asm and Makefile target
arch_write() for word sized types
Changed arch_{read,write} API and implemented breakpoints
Added loop to asm-test file
Re-enable breakpoints on continue
Better child signal handling - cover all cases
Fewer system calls for child liveliness
Step over a breakpoint in all continue/step cases
Wait upon single step over breakpoint
Provide $ip to "userspace"