closes #12 Omitted option of --container.

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Support stdin via pipe, but not yet python3

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
closes #13 read the file from standard input pipe

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Add test code for stdin pipe

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
increase version and update documents

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Merge branch 'devel'