| UnexpandedProgram (const MasterConfigTreeNode& node,
		      const ProgramAction& action) | UnexpandedProgram | 
| ~UnexpandedProgram () | ~UnexpandedProgram | 
| string  expand (string& errmsg) | expand | 
[const]
Expand the variables in the unexpanded program, and create a program string that we can actually send.
Parameters:
| errmsg | the error message (if error). | 
Returns: the string with the program that we can execute, or an empty string if error.
| string  str () | str | 
[const]