wip object emitter
encode when emitting from object representation
Merge branch 'master' into wip_0.2.0
updated dependencies
coffeescript port of python vrs.py/tests
added element data dictionary
tag names exported
added UID data dictionary
command line search utilities for uids and tags
transcribed parts of original readbuffer to coffee

the stream/async logic is not necessary anymore for
use with a transform stream
wip: decoding

decoding simple dicom blobs works
content streaming

finished porting read behaviour from vrs.py
streaming_value_length_minimum option for decoder

also marked other tasks as done that were in the previous commit
wip: file parsing

works, until we get to the encapsulated pixeldata
decoding datafile
bunyan levels configurable by env vars
todo
implemented json encoder/sink

using json dicom model as specified in
http://medical.nema.org/dicom/2013/output/chtml/part18/sect_F.2.html
switch to developing on master
simple tests for dicom to json pipeline