Werk #4039: Fix UnicodeEncodeError exception in WATO folder display

Component Setup
Title Fix UnicodeEncodeError exception in WATO folder display
Date Nov 3, 2016
Checkmk Edition Checkmk Raw (CRE)
Checkmk Version 1.4.0i3
Level Prominent Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed

This fixes the following exception, which happens in some situations when using the WATO hosts management:

Traceback (most recent call last):
File "/omd/sites/heute/share/check_mk/web/htdocs/wato.py", line 263, in page_handler
File "/omd/sites/heute/share/check_mk/web/htdocs/wato.py", line 482, in mode_folder
File "/omd/sites/heute/share/check_mk/web/htdocs/wato.py", line 805, in show_hosts
table.cell(_("Permissions"), ", ".join(map(render_contact_group, permitted_groups)))
File "/omd/sites/heute/share/check_mk/web/htdocs/table.py", line 112, in cell
File "/omd/sites/heute/share/check_mk/web/htdocs/table.py", line 83, in finish_previous
next_func(*next_args[0], **next_args[1])
File "/omd/sites/heute/share/check_mk/web/htdocs/table.py", line 119, in add_cell
text = str(text)
UnicodeEncodeError: 'ascii' codec can't encode character u'\xfc' in position 60: ordinal not in range(128)

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