[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.
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.
Bugfix: if a SYN is received in the SYN_RCVD state we should not send a blank SYN, but a SYNACK in response.
Bugfix: correctly handle the case if uip_sappdata is NULL.
Allow the default TTL to be configured with UIP_CONF_TTL
Produce an error if the UIP_TCP_MSS is too large for UIP_BUFSIZE
Merge remote-tracking branch 'upstream/master'
Don't increment the counter when a button is pressed
Travis test for slip-radio
Merge pull request #457 from adamdunkels/push/uip6-bugfixes

IPv6 bugfixes
Merge pull request #155 from cetic/travis-slip-radio

Travis test for slip-radio
Bumped the version number from 2.6 to 3.x, which is to be used in the development branch