Add test drivers
These files were previously links.
Add GPL License header to source files
Store relative heading level when parsing
Fix insertion and deletion of children elements
* recursively note_insert the children of an inserted element.
* recursively note_delete
* make mergers clone contexts before modifying them.
* make mergers indicate strategy in merge context.
Add org_heading debug module
Add gnulib and Flex generated files
This will lesson the dependencies for those who wish to build the
Close input files before writing output
Properly return -1 on unresolved conflict
Add a TAP driver and parallel test harness
Implement beginning of cycle testing
- In progress solution to heading movements causing cycles in the
Implement parsing of properties properties drawer
Implement new doc_elt interfaces
Move out print_ctxt to it's own source
Fix issue with incorrect doc_elt_keys
Implement new isrelated and print strategies.
- Add tag merging for org_heading
- Use priorities and todo states$
Add functions to verify todos and priorities