add commands to build monotouch and monodroid DLLs alone
add commands to build monotouch and monodroid DLLs alone (change notice)
 Change monotouch and monodroid FSharp.Core.dll to both use 2.3.1.0, as used in MonoTouch and MonoDroid SDKs
Use original 2.3.98.1 version for monodroid/monotouch to avoid GAC conflict with 2.3.1.0
Unicode letters & operators

examples:
let ★ x = x + 5
let (|★) x y = x + y
let summ = ★ 5 |★ 5
comment about \So infix operators