NaN/Inf parse fix

A failed half-consume of “NaN” now returns “value invalid” instead of
attempting to consume an “Inf”.

Noticed that the reader could over-consume “NaN” if token terminated in
the middle.

Improved reporting

Add “filename” to the error message when JsonChecker reports an error.

Fix #824

Treat signed-unsigned conversions as errors.

Change internals from English to Chinese

Translate doc/internals.md into Chinese

added assertion to help suppress clang warnings

Improved customization of RAPIDJSON_NEW macro

Update version to 1.1.0

修复拼写错误

Refactor GenericValue deep-clone constructor

[POWER][XL Compiler] support IBM PowerPC / ppc64 / ppc64le and XL compiler

Avoid POWER platform compiling error and support IBM XL C++ compiler on
Linux / AIX.

Remove empty NumberStream::~NumberStream()

Fix #781

Fix nullHandler allocation bug

Remove singletons in schema classes

use _mm_cmpistri

Now owned by SchemaDocument::typeless_, and be shared to its
Schema::typeless_