Explicit init

Fix incorrect precision in checks for some builds

Fix ipp divide_to

Tests and vDSP implementation for complex divide/dot

Add complex vector divide and dot

Allow zero-initialisation for things for which that doesn't necessarily mean zero

Add min, max, rms

Merge

Do the proper thing with Clang/VC

No longer using Travis

Make v_multiply more general

Add IPP and vDSP calls for multiply_and_sum (dot product)

Windows fix

Copyright dates

Switch Linux CI from Travis to Sourcehut

Avoid compiler complaints about dynamic array syntax. This is no better code, but it's less sensitive to compile options.

Add clamp

Fix case where oldchannels < channels

Add reference to other bqlibs

Fix syntax