fixed allowable bitrate displays
initial checkin of LAME
ASM routines (gcc & MSVC) for quantize_xrpow
More accurate quantization from Segher Boessenkool
If analog silence is detected, allow VBR code to over ride the VBR_min_bitrate
updated comments
scalefac pre-emph turned back on in loopold.c
MS stereo switch slightly improved: old formula was based on the average