Set the priority of the task when creating the update query.
Split the query parser from the query parser actions to speed up compiles when just changing the actions.
Define the SHOW_QUERY class.
Fix warning.
We order results by a column, order pair.
Implementing displaying a show query.
Factor out the field to-string constructs.
Fix link error.
Fix broken tests.
Separate tests file for the task fields.
Fix failing test.
Increase code coverage.
Implement the grammar rules for creating SHOW_QUERY queries.
Fix test for show query.
Fix lints.
Merge pull request #180 from lowjoel/implement-sorting-and-filtering

Implement filtering grammar
Merge pull request #182 from angathorion/exception-handling

Exception handling, prettification and notification of invalid input.
Fixed taskID saving on exit.
Fixed lint.