Auto-sync with upstream master
    
    Upstream commit: de895ddcd7fc45caeeeb0ae312311b8bd31d82c5:
    
    - Added Fiji Hindi language locale for Fiji (swbz#21694).
    - Added yesstr/nostr for nds_DE and nds_NL (swbz#21756).
    - Added yesstr and nostr for Tigrinya (swbz#21759).
    - Fix LC_MESSAGES and LC_ADDRESS for anp_IN (swbz#21760).
    - Added yesstr/nostr and fix yesexpr for pap_AW and pap_CW (swbz#21757).
    - Added Tongan language locale for Tonga (swbz#21728).
    - [ARM] Fix ld.so crash when built using Binutils 2.29.
    - Added yesstr and nostr for aa_ET (swbz#21768).
    - New locale for bi_VU (swbz#21767).
    - Disable single thread optimization for open_memstream
    
    Dropped patches:
    
    - armv7hl: Drop 32-bit ARM build fix, already in upstream master.
    - s390x: Apply glibc fix again, removing PTRACE_GETREGS etc. (#1469536).