-(AlfrescoRequest *) searchWithKeywords:(NSString *)keywords
        completionBlock:(AlfrescoArrayCompletionBlock)completionBlock - Returns people from
      the repository that matches the provided keywords. The search will match username, first name
      and last name.
    Parameters
- (NSString *) keywords
 - The space delimited list of keywords.
 - (AlfrescoArrayCompletionBlock) completionBlock
 - The block that is called with the search results on completion of the operation. The block has the format typedef void (^AlfrescoArrayCompletionBlock)(NSArray *array, NSError *error).
 
Returns
(AlfrescoRequest *)
Example