Merge pull request #19 from wr1/treeparse1

add plot, fix readme

Merge pull request #13 from wr1/json

Json

Merge pull request #12 from wr1/json

Json

Merge pull request #8 from wr1/prepy

Prepy

Merge pull request #7 from wr1/dialects

Dialects

Merge pull request #6 from wr1/dialects

Dialects

Merge pull request #5 from wr1/diff

Diff

Merge pull request #4 from wr1/diff

Diff