libcpu/powerpc configure logic: Do not built e500 components unused by qoriq
m68k/mrm332: Move include of <rtems/m68k/sim.h>

This file defines at least the POW() macro which pollutes the
public name space and causes warnings in at least the paranoia
sample application.
jffs2: Add casts and constant designators to address warnings on 16-bit targets
lm32/milkymist/startup/bspclean.c: Include <bsp.h> to fix warning
m68k/av5282: Fix warning
m68k/csb360: Fix warnings
score/cpu/i386/rtems/score/cpu.h: Fix set but not used warning
score/cpu/lm32/rtems/score/cpu.h: Fix set but not used warning
cpukit/score/cpu/lm32/irq.c: Fix warning
arm/edb7312: Fix warnings
arm/gba/console/conio.c: Fix warning
libcpu/arm/at91rm9200/dbgu/dbgu.c: Fix warning
libcpu/arm/pxa255/ffuart/ffuart.c: Fix warning
arm/csb337/console/fbcons.c: Fix warning
lm32 BSP shared and lm32_evr: Fix BSPs
m68k/gen68360: Fix warnings
m68k/idp: Fix warnings
m68k/mcf52235: Fix warnings
m68k/mcf5225x: Fix warnings
m68k/mcf5235: Fix warnings