added: pointer.subtract
fixed: pointer subtraction
added: vorbis_book_decodev_add
added: assert.instanceOf
fixed: assert.instanceOf
fixed: bitreverse (added >>>0 for unsigned)
fixed: unsigned numbers
fixed: rename functions
fixed: assert.instanceOf
fixed: pointer
fixed: unsigned number
added: vd.read -> vorbis_synthesis_read
added: vorbis_synthesis_read
added: vb.clear -> vorbis_block_clear
added: vorbis_block_clear
added: vd.clear -> vorbis_dsp_clear
updated: examples