switch to SHA256 signatures
add an option to the command line and default to the most compatible setting
Add RFC3161 support
Untested code to enable RFC3161 support from the ant task
HashAlgo is a type: use CamelCase
Use Calendar instead of SimpleDateFormat
Use .withHashAlgorith() instead of a parameter to the constructor
Improve the error handling of timestampRFC() by letting exceptions through
Rename a variable (s/timestampingRFC/tsUseRFC3161Server/)
doh; I should have read the javadoc...