jp (blog, common): various fixes in common and blog: - parse_args has been moved to common - cat_dir is converted to str on BaseEdit init, so it can be use to make str path for files manipulation - fixed use of EDITOR_ARGS_MAGIC when use_metadata is False - fixed unlink of metadata files when use_metadata is False

from .core.constants import Const as C

__version__ = C.APP_VERSION