- r_cons_user_fgets() is a configurable function pointer
- Simplify build
* Initial import of r_sysproxy
- Directly copied from r1 (no api or anything working yet)
* R_APIze r_vm and r_print
* Make r_core_seek more consistent
* Move r_cons_progressbar() to r_print
* Rename visual 'x' -> 'w' (oops)
- 'a' and 'w' are now compatible with cursor mode
* Implement r_sys_usleep() on w32 and fix r_sys_sleep()
