NCL学习指南 for ReadTheDocs

本指南旨在提供完整的NCL语言学习资料，并以更优美的形式呈现

预期将包含以下内容

访问以下网址开始NCL学习网址：http://ncl.readthedocs.org 短域名：http://ncl.rtfd.org

Name		Name	Last commit message	Last commit date
Latest commit History 383 Commits
_static		_static
code_examples		code_examples
cookbook		cookbook
extensions		extensions
function		function
images		images
language		language
plot		plot
resource		resource
sample_data		sample_data
start		start
Makefile		Makefile
NCLLogoWeb.ico		NCLLogoWeb.ico
NCLLogoWeb.png		NCLLogoWeb.png
README.md		README.md
conf.py		conf.py
donater.rst		donater.rst
index.rst		index.rst
latex.rst		latex.rst
make.bat		make.bat
requirements.txt		requirements.txt