Mention support for MS Windows

Ignore-this: 8a3b5f81c31e5f4438a432f3bd1e038c

darcs-hash:20100901091631-58252-81db1d76fcc4e87de6c32155bb05ca57ca5d195d
Mention OMA specifications

Ignore-this: d736b01c996666700207efab4bf5828f

darcs-hash:20100901091858-58252-a28870eaf6fd8d3a36f43f8ef4aadfd3cc4ecf72