Initial commit:

Added framework to generate DOT and png files of character map chart
from data folder.
Added all figures in the 1-2 chapters.
Added font file SimSum for render chart

data/character/孙悟空.yaml

@@ -0,0 +1,15 @@
+schema: v1
+type: character
+details:
+  name: 孙悟空
+  other_names:
+  - 孙行者
+  - 者行孙
+  relationships:
+  - source: 孙悟空
+    destination: 唐僧
+    description: 师徒
+    bidirection: true
+  description: 孙悟空是明朝中后期畅销小说《西游记》当中个第一主角，是从石头里向蹦出来个猢狲。
+  links:
+  - https://zh.wikipedia.org/wiki/%E5%AD%99%E6%82%9F%E7%A9%BA