[Merge] lp:~mac9416/software-properties/illegalcharfix into lp:software-properties

[Michael Vogt]

A slightly modified version got merged into trunk
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https://code.launchpad.net/~mac9416/software-properties/illegalcharfix/+merge/30334
Your team Ubuntu Core Development Team is requested to review the proposed merge of lp:~mac9416/software-properties/illegalcharfix into lp:software-properties.