Go to the host prototype section of some host and try to create a new host prototype. There are two problems in the form:
1. Interfaces from the hosts are missing.
2. The "Enabled" checkbox is not checked.

Regression, broken in:
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r45246 | krists | 2014-05-09 11:46:19 +0300 (Fri, 09 May 2014) | 2 lines

..F....... ZBX-7839 Fix cloning of graphs and hosts to use changed form values. Refactor configuration.host.edit.php. Make cloning discovered host work properly.

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