v5.1.3

Built-in PHP library included in Swoole v5.1.3.

Fixed:

• MR #169: Fix broken requests when keep-alive is turned on in the FastCGI client. (by @NathanFreeman)
• MR #170: Enhance database pool stability by verifying PDO connection existence while fetching. (by @DevZer0x00)
• MR #172: Add keyword "Broken Pipe" for detecting lost DB connections. (by @kingIZZZY)
• Fix accessing undefined properties in method \Swoole\NameResolver::checkResponse(). (commit)
• Fix the implementation of method \Swoole\MultibyteStringObject::chunk(). (commit)
• Connection pool in Swoole does not support in-memory or temporary SQLite databases. (commit)

Changed:

• Refactor: Rename parameter in method \Swoole\Database\PDOStatementProxy::setFetchMode() for consistency.
• Refactor: Rename parameter in method \Swoole\MultibyteStringObject::substr() for consistency.
• Refactor: Enhance method \Swoole\FastCGI\Message::withBody() with explicit parameter type.
• Refactor: Rename parameter and default value of method \Swoole\StringObject::chunkSplit() for consistency. (commit)
• Refactor: Rename parameter in method \Swoole\StringObject::chunk() for consistency. (commit)
• Refactor: Method \Swoole\ArrayObject::serialize() returns string instead of stringable object. (commit)
• FastCGI: Make constructor argument required for records. (commit)