Recommended update for plymouth

This update for plymouth fixes the following issues:

- Write all escape sequences to the devices of the system console but do filter it for the boot log file (bsc#955227)
- Avoid allocating/freeing memory for each line of input

This update was imported from the SUSE:SLE-12-SP2:Update update project.

Fixed bugs
bnc#955227
plymouth tty and serial console status line output scrolling instead of in-place updating - messy non-quiet KIWI progress output.
Selected Binaries
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