Refactor these copy-paste tests.
Test for the removal of subtasks and dependencies.
Implement tests for attachments.
Add test case for adding task with dependencies.
Define a fatal() macro that will assert and break the program unless it is in code coverage mode.
Move the anonymous namespace to the named namespace so we can exclude it from code coverage analysis.
Remove dead code.
Use bind to reduce code coverage false negative.
Implement "this Xday". Fixes #329.
Implement ignoring trailing whitespace when using the parse helper. Fixes #342.