cvt definitions for SSE, MPE
cvt testing, run level 6
sqr, rsq definitions for SSE, MPE
sqr, rsq testing, run level 7
integer add, shl, shr definitions for SSE, MPE
integer add, shl, shr testing, run level 8
rename packed integer instructions
mul, div definitions for x86, ARM
add comments for VFP fallbacks
integer mul, div, jmp testing, run level 9
versions history bumped to 0.0.3