Maybe they just noticed that TLS 1.0 is considered somewhat broken by todays standard. (e.g. openssl 0.98 doesn't provide a single cipher suit that is considered safe for TLS 1.0 anymore).
This might be triggered by a move by PCI-DSS (the council setting standards for credit card stuff), which demands it:
http://blog.pcisecuritystandards.org/mi ... -early-tls