[Uploadable.ch] New hoster

As requested in https://github.com/pyload/pyload/issues/679
Update UploadableCh.py
Update UploadableCh.py
Update UploadableCh.py
Update UploadableCh.py
[kingfiles.net] New hoster

As requested in https://github.com/pyload/pyload/issues/510
Delete KingfilesNet.py
Update UploadableCh.py
Merge pull request #700 from zapp-brannigan/patch-2

[Uploadable.ch] New hoster