add test cases to describe the issue
add test suites for integer/number with loose_type options
add test case for loose type
modify type detection for loose_type option
skip test cases which are not suitable with loose mode
delete useless imported method
fix test for build
Merge remote-tracking branch 'original/master' into hotfix/loose_typed_integer
add new instance type for loose mode
remove unused imported method

Conflicts:
	lib/JSV/Keyword/Draft4/Dependencies.pm
Merge pull request #28 from tanaka-tatsuya/hotfix/loose_typed_integer

Fix loose mode