arch/sim/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.

Bug Fix in tiva_serial.c - UART5, UART6 and UART7 were not being configured as TTYS0 for printing over serial console

arch/x86/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.

New debug macro: alert().  This is high priority, unconditional output and is used to simplify and stanardize crash error reporting.

arch/z16/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.

arch/z80/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.

configs/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.

configs/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.

configs/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.

Fixes for strtoul/strtoull. Fixes Issue #1

configs/:  Change some *err() message to *info() messages if what was a *dbg() message does not indicate and error condition.