PROPERTY_CONTENTOOLS_TAGREPLACE Property for the tag-replace contentool to know the files that have been processed before in
case of early terminaton in previous runs.
Sets the replacements to perform in form of a comma-separated List of "key=value" tokens.
Parameters: replacements - the replacements to perform in form of a comma-separated List of"key=value" tokens. throws: CmsIllegalArgumentException - if the argument is not valid.