Sync zoneinfo database with tzdata2006m from elsie.

Sync zoneinfo database with tzdata2006m from elsie.

Theory:         7.19 -> 8.1
africa:         7.40 -> 8.5
antarctica:     7.30 -> 8.2
asia:           7.90 -> 8.7
australasia:    7.78 -> 8.3
backward:       7.30 -> 8.2
etcetera:       7.12 -> 8.1
europe:         7.96 -> 8.5
factory:        7.3  -> 8.1
leapseconds:    7.20 -> 8.1
northamerica:   7.87 -> 8.8
southamerica:   7.66 -> 8.4
systemv:        7.5  -> 8.1
yearistype.sh:  7.8  -> 8.2
zone.tab:       1.32 -> 8.4