[Tree] add_child and add_sibling now return inserted node. Remove unused H_FILES...
-rw-r--r-- 67 .gitignore
-rw-r--r-- 786 LICENSE
-rw-r--r-- 754 Makefile
-rw-r--r-- 470 README.md
lrwxrwxrwx 4 cgds -> src/
drwxr-xr-x - doc
drwxr-xr-x - src
drwxr-xr-x - test