libcsupport: Use copyright notice of original file
libcsupport: Delete REENT_MALLOCED define
libcsupport: Delete unused newlib_begin_hook()
libcsupport: Make newlib_free_buffers() static
libcsupport: Remove superfluous assignments

Remove superfluous declaractions, defines, comments and includes.
libcsupport: Make LibIO helper const

Add and use rtems_libio_helper function type.  Add and use
rtems_libio_helper_null() instead of NULL pointer.
libcsupport: Rename open_dev_console()

Rename open_dev_console() to rtems_libio_post_driver().  Rename
rtems_libio_supp_helper to rtems_libio_post_driver_helper.
libcsupport: Delete libc_wrapup()

Add and use rtems_libio_exit_helper.  Add rtems_libio_exit().

The fclose(stdin) etc. makes no sense during exit.  This would use the
_REENT structure of the thread calling _exit().
bsp/lm3s69xx: New BSP variants

Add support for LM3S3749.
bsp/mpc55xx: Avoid empty enum
Implement a generic atomic ops for all UP mode architectures with disable/enable-IRQ function simulated.
Using the generic atomic ops to implement UP mode atomic for all architectures. SMP atomic port will be later.
Clear the atomic conditional compilation.
i386: PR2010: Remove pc386 BSPs using soft-float

i386 soft-float is no longer supported by gcc. Dropping
all references to soft-float in the pc386 BSP.
score/cpu/.../i386.h: PR2020: Remove soft float references

i386 soft-float is no longer supported by gcc. Dropping
related code in the i386 score/cpu code.
SUPPORT: Fix phone number
libtests/malloc04: Adjust for new sbrk() support
arm: Fix DEFINE_FUNCTION_ARM() for ARMv7-AR
arm: Switch to ARM only for Thumb-1

The Thumb-2 instruction set as encodings for the relevant instructions.
bsps/arm: Move implementation to inline functions