Usermode/libc - Add isxdigit
Usermode/libposix - Add baud rates to termios
Externals - Add vttest
VT100 - Replace global buffer with per-terminal, further implementation of escape codes
Kernel/VTerm - Fix scroll-on-write code (scroll before writing, not after)
Kernel/PTYs - NL->CR translation (disabled)
Usermode/libc - Flush stdout on getchar
Kernel/libc - Replace invalid '%C' strings with "(inval)"
Modules/IPStack - Increase range of TCP port allocation randomness
Kernel/Logging - (minor) Reflow array to be more readable
Kernel/Time - Call rand() every time timers are checked

- Keeps the RNG ticking (and less predictable)