turning off lexicon generation until we use it and tokenizer fixes
setting vocab size to 400 and the d3 to not use previous nodes
fixes #29 all svg events can be defined by caller

http://www.w3.org/TR/SVG2/interact.html
user can modify the d3 nodes

fixes #51
considered not rendering archived clouds
Merge pull request #52 from cesine/master

Release v1.0.3