v1.4.2

MutableArithmetics v1.4.2

Diff since v1.4.1

Merged pull requests:

• Fix product of Complex with Hermitian (#265) (@blegat)
• Prep for v1.4.2 (#266) (@odow)
• Fix *(::AbstractMutable, ::Symmetric) (#268) (@odow)
• Address review comments (#269) (@blegat)
• Promote div and / in the same way (#270) (@hersle)
• Fix mutability check for array multiplication (#272) (@odow)

Closed issues:

• Errors in complex algebra with Symmetric and Hermitian (#264)
• Bug in operate!!(*, A, B) (#271)