Fix wiimote speaker divisor.

Playing with the wiimote volume in the Wii menu in-game, I found that the range for m_reg_speaker.volume is 0 -127, not 0 - 64.
InputConfigDiag: Clean up dialog title translation handling
WII_IPC_HLE_Device_fs: Remove unused macro constant
Merge pull request #1626 from kamiyo/fix-wiimote-volume-divisor

Fix Wiimote speaker divisor for format 0x00
Merge pull request #1628 from lioncash/tl

InputConfigDiag: Clean up dialog title translation handling
Merge pull request #1630 from lioncash/unused

WII_IPC_HLE_Device_fs: Remove unused macro constant