netload_in (download): fix, site uses Recaptcha now

Also simplify code, reuse variables when reasonable and
obviate SIG_PIPE errors
anonymousdelivers.us: drop module

Closes issue 1187.
extabit.com: drop module

Closes issue 1187.
plowprobe: add %T token (file timestamp) to --printf switch

Sample usage in rghost module.

+ man page (plowprobe.1) updated
thefilebay.com: new module

Closes issue 1124.
turbobit (upload): use official API

Credits go to pretrine.
Closes issue 1176.
uptobox (download): fix mutiple downloads
filepup_net (download): fix, website updated
filepup_net (download): quick fix

Seems to be present for all links ???
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filepup_net (download): quick fix

Website updated (again).
shareonline_biz (login, download): check premium account errors

Also remove pipes to avoid SIGPIPE issues
firedrive: deal correctly with direct links
plowdown: clean all files when --cache=session
zippyshare (download): upstream updated

Closes issue 1201.
uploading.com: fix, upstream modified

Fixes issue 1190.
zippyshare (download): upstream updated

Closes issue 1205.
1fichier (download): handle correctly premium download

Fixes issue 1188.
letitbit (upload): Rewrite to use the (new) panel interface

Fixes issue 1198.
letitbit (upload): add support for folders

Fixes issue 1137
thefilebay: minor, missing MODULE_THEFILEBAY_PROBE_OPTIONS