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Description of Problem

Insights client don't parse the apache config files correct when it will contains Unicode characters.
Fails with the below traceback:

Traceback (most recent call last):
File "/var/lib/insights/last_stable.egg/insights/core/plugins.py", line 170, in invoke
r = self.component(d)
File "/var/lib/insights/last_stable.egg/insights/parsers/httpd_conf.py", line 160, in _init_
super(HttpdConfBase, self)._init_(*args, **kwargs)
File "/var/lib/insights/last_stable.egg/insights/core/_init.py", line 89, in __init_
self._handle_content(context)
File "/var/lib/insights/last_stable.egg/insights/core/_init_.py", line 92, in _handle_content
self.parse_content(context.content)
File "/var/lib/insights/last_stable.egg/insights/core/_init_.py", line 347, in parse_content
self.doc = self.parse_doc(content)
File "/var/lib/insights/last_stable.egg/insights/parsers/httpd_conf.py", line 165, in parse_doc
result = self.parse(content)[0]
File "/var/lib/insights/last_stable.egg/insights/parsers/httpd_conf.py", line 84, in _call_
raise ParseException("There was an exception when parsing one of the httpd config files.")
insights.core.exceptions.ParseException: There was an exception when parsing one of the httpd config files.

How reproducible

(Always/Intermittent)

Steps to Reproduce

1. [Step 1] Update the insights-core to 3.4.11-1
2. [Step 2] Run "insights-client" command
3. [Step 3]

Actual Behavior

insights-client is not able parse apache config file

Expected Behavior

insights-client should be able to parse apche config file

Business Impact / Additional info