Templates and Friends

Feature release focusing on the completion of the template functionality:

• template marker now supported for lists to define list templates
• template marker also available for single values
• fix handling of merges described in templates
• temporary marker to indicate intermediate helper nodes, which will be omited in final output
• improved error reporting by distinguishing subsequent errors from root errors
• using spiff in pipelines
• regular expression matches
• functions uniq and contains
• transforming lists to maps to support generation of maps with arbitrary keys
• aggregation support looping over lists and maps to aggregate entries to a single result
• various fixes

Complete documentation can be found here