XTAH	R3@>8, R4, R9        // 7394b4e6
	XTAH	R3@>16, R4, R9       // 7398b4e6
	XTAH	R3@>24, R4, R9       // 739cb4e6
	XTABU	R4@>0, R0, R7        // 7470e0e6
	XTABU	R4@>8, R0, R7        // 7474e0e6
	XTABU	R4@>16, R0, R7       // 7478e0e6
	XTABU	R4@>24, R0, R7       // 747ce0e6
	XTAHU	R5@>0, R9, R1        // 7510f9e6
	XTAHU	R5@>8, R9, R1        // 7514f9e6
	XTAHU	R5@>16, R9, R1       // 7518f9e6

 *  Fix: Gracefully recover from HTTP/2 connection shutdowns at start of request.
 *  Fix: Be lenient if a `MediaType`'s character set is `'single-quoted'`.
 *  Fix: Allow horizontal tab characters in header values.
 *  Fix: When parsing HTTP authentication headers permit challenge parameters in any order.


## Version 3.4.2

_2016-11-03_

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