Fix section names.
Fix descriptions.
Fix text formats
Add a missing namespace section.
Fix sample codes.
Build html documents from 16f4b6bf45ba9ac9a1f4b951d61707e9b2a6705f
Remove unused files.
Fix descriptions about range return type
Build html documents from 53ddd863897cf274084522a6c0b7a56a0f1167c8
Merge pull request #13 from hotwatermorning/build_documents

Build html documents from 69664eb90a67a45f7b36f65baf82af5508188f61