Optional update for liberasurecode

This update provides liberasurecode 1.4.0 for openSUSE Leap 42.2.

The package is an erasure code API library with pluggable erasure code backends,
required for Swift for OpenStack.

Fixed bugs
bnc#1041161
Release of liberasurecode{1,-devel} for Leap 42.2
Selected Binaries
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