1) Fix bug where it would decode as base64 but not indicate
that in the structure
2) Use a list of patterns of youtube object ids so it will not
base64 decode those
3) Detect the base64 type. If not possible, outputs base64?
4) Remove unnecessary try-except clause
5) Remove unused filt parameter
Signed-off-by: Jesús <heckyel@hyperbola.info>
b2c1066734