Fix uninitialized pointer in MainServer.

It was possible for the constructor to return early and never
initialize metadatafactory.  Fixes Coverity 746875.
Remove tabs from dvr.h.
Fix dereference after NULL check in backend main_helpers.

Also fix possible socket leaks.  Fixes Coverity 746814.
Partial revert of [b4f579a88db5fc].

This is a generated file and patching it this way interferes with
the translation workflow. The problem will be automatically fixed
the time this translation is updated.
Remove the depreciated mythhttphandler* and mythhttppool*
Fix the backend selector failing to get the backend details

This fixes UPnpDeviceDesc::Retrieve() which was broken in 7d705f1c8f. The
second parameter to MDM:download() is the filename not a QString that will
acquire the result.
Add a default-wide version of the backendselection screen

Hard to believe that screen was added in Jan 2011 and no one has bothered to
add a wide version :(
SOAPClient: Use the MythDownloadManager in SendSOAPRequest()

This removes the use of the depreciated HttpComms.
MythNetvision: Change RSSEditPopup to use the MythDownloadManager

This removes the use of the depreciated HttpComms.
Remove the depreciated HttpComms.
SpinBoxSetting: Fix Coverity ID 746858 Uninitialized pointer field

In SpinBoxSetting::SpinBoxSetting(): A pointer field is not initialized in
the constructor.
MythDialog: Fix Coverity ID  746857 Uninitialized pointer field

In MythDialog::MythDialog(): Several fields are not initialized in
the constructor.
LoggingItem: Fix Coverity ID 746862 Uninitialized scalar field

In LoggingItem::LoggingItem(): A scalar field is not initialized
by the constructor
SPDIFEncoder: Fix Coverity ID  700795 Uninitialized scalar field

In SPDIFEncoder::SPDIFEncoder(QString, int): There are a couple of code paths
were m_buffer can be left uninitialised so clear it to keep Coverity happy.
ELD: Fix Coverity ID 700794 Uninitialized scalar field

In ELD::?ELD(): clear m_e in the constructor. Hopefully that is enough to keep
Coverity happy.
Merge remote-tracking branch 'upstream/master'