Issue 89 - Rough draft for proposal to vote

["Yaron Y. Goland" <ygoland@bea.com>]

Yet another rough draft.
	Thoughts?
		Thanks,
			Yaron

Add the following language to the end of section 14.1: If an expression 
in a BPEL process is written in a language that the execution engine 
does not support then the execution engine MUST NOT run the BPEL process.