sockshare (download): fix, upstream modified
cloudzer.net: add list support

Credits go to guurgelguurgel.
Fixes issue 967.
anonymousdelivers.us: new module with anonymous download and upload

This is a simple hoster!

Credits go to bnagaev.
Fixes issue 974.
anonfiles (upload): comment fix
go4up (upload, list): upstream modified

Fixes issue 987.
4shared (upload): avoid pipe, fix error 141 (SIGPIPE)

Appears on some devices (like Raspberry Pi).
4shared (download): fix broken link

Fixes issue 980.
plowprobe: add log_debug when link is retricted (password, premium)
rghost: initial module (anonymous download & upload)

Fixes issue 981.
zippyshare (download): fix, upstream changed

Thanks to TraxXavier for initial patch.
See issue 978
zippyshare (download): minor rewrite for more robust file type detection

Also move the check for a javascript interpreter towards the
start of the download process - there is no need to try a
download without an interpreter available.
billionuploads: fix, upstream modified