Returns the given string trimmed of leading whitespace.
    
string string::trim-start(s)
	Parameters
| Name | Type | Description | 
|---|---|---|
| s | string | input string | 
Return Value
    The string s with any leading
    whites pace characters removed.
     
		Examples
string::trim-start('  test  ') ==> 'test  '
    
    string::trim-start('\t\tfoo  \r\n') ==> 'foo  \r\n'
    Requirements
- Assembly
 - NAnt
.Core .dll  - Namespace
 - 
                        NAnt
.Core .Functions  
