update pubspec
InputBuffer updates
add readUint24 to InputBuffer
add readBits to InputBuffer
update input buffer
update inputbuffer
rename InputBuffer and OutputBuffer to InputStream and OutputStream, respectively.
remove readBits from InputStream (bit readers have their own classes).
changed InputStream to use typed_data instead of list<int>
add decode_zip example; make Archive object iterable
start bzip2 decoder
fix dart2js problem with reading FileReader.result
almost complete bzip2 decoder
Update README.md
bzip2 decoder
update changelog
update readme
optimize BitReader
optimize BitReader
clean up BitReader