Werk #4450: quicksearch: fixed exception when using special characters

ComponentGUI
Titlequicksearch: fixed exception when using special characters
Date2017-02-28 15:16:50
Checkmk EditionCheckmk Raw Edition (CRE)
Checkmk Version1.4.0b4,1.5.0i1
LevelTrivial Change
ClassBug Fix
CompatibilityCompatible - no manual interaction needed