[libgloss] * configure.in: Add rl78. * configure: Regenerate. * rl78: New directory

[newlib]
* configure.host: Add rl78.
* libc/include/machine/ieeefp.h: Add rl78 support.
* libc/include/machine/setjmp.h: Add rl78 support.
* libc/machine/configure.in: Add rl78.
* libc/machine/rl78: New directory.
Initial commit
* libc/machine/rl78/setjmp.S: Convert from CPP macros to GAS macros, to avoid dependence on the line separation character.

* rl78/crt0.S (_interrupt_vector_table): Convert from CPP macros
to GAS macros, to avoid dependence on the line separation
character.
SLIP-radio support for the Nooliberry (RF230 radio)
SLIP-radio support for the Econotag
Restore CC2420 as default in slip-radio
Find and use latest installed GNURL78 toolchain automatically.
Add reset action to terminal target of Makefile. If reset signal is routed to MCU and reset action is not requested, reset signal will be held low.
In GNURL78 v13.01 __far keyword is fixed. Now it is possible to use far pointers to flash area.
Added the PmodRF3 demo for Renesas RL78G14 board.
Added the PmodRF3 demo for Renesas RL78G14 board.
Added 3 more functions.
Added the TIME driver for RL78G14.
Added mspgcc 4.7.x flags to the Wismote makefile
Fix UDP statistics.
Fixed fail to build from source due to a bad "&nbr->lladdr" reference
Small fixes to networking files

1. Added #include header
2. Fixed #defines that weren't updated
3. Small change to comment that now points to correct RFC section
Allow text screen memory to be aligned to 0x2000.
Merge pull request #356 from oliverschmidt/master

Allow text screen memory to be aligned to 0x2000.
Fixed a typo in net/uipopt.h