SBE Tool v1.7.9

The sbetool does not generate the sbeSchemaId() static method in the MessageHeader class.
(escaped < below)

<composite name="messageHeader" description="Message Header For Every SBE Message In This Schema">
<type name="blockLength" primitiveType="uint16" presence="required" />
<type name="templateId" primitiveType="uint16" presence="required" />
<type name="schemaId" primitiveType="uint16" presence="required" />
<type name="version" primitiveType="uint16" presence="required" />
</composite>

static SBE_CONSTEXPR std::uint16_t sbeSchemaId() SBE_NOEXCEPT
{ return (std::uint16_t)1; }