turbobit (download): rewrite, upstream modified

Note: JS interpreter is no longer needed :-)
depositfiles: update match regexp (dfiles.eu)
uptobox: fix match regexp
core.sh (translate_size): consider comma fractionnal separator
cloudzer.net: add probe support

Original patch provided by stefan.111.meier
euroshare.eu: add probe support
uploading.com (download): fix filename parsing
plowlist: add a log_error for .dlc files (no decryption made)
turbobit (download): fix typos