add ignore option
rename/replace test file
move required libaray import
move variables for tests
change test case
Merge pull request #11 from item4/tests

SPARQL Tests Fix
Move cliche.web.config to cliche.config
Function for reading Flask-style Python code conf
Now read_config_from_*() funcs take pathlib.Path
Support YAML configuration as well
Reformat example config to YAML
Local-settings for ack (ack-grep)
Merge pull request #12 from dahlia/config

Support YAML configuration as well
Merge pull request #13 from dahlia/ackrc

Local settings for ack (ack-grep)
Improve tests by using more realistic examples.
Fix wrong names in test related with work.
Add association between work and person with role.
Add test for association between person and work.
Change type of role from custom type to enum type.
Adjust test_person_made_works to keep consistency.