Remove unused import
Remove unused import

piotrgradzinski/DesignPatternsPHP,leonampd/DesignPatternsPHP,leonampd/DesignPatternsPHP,zoka123/DesignPatternsPHP,ModernPUG/DesignPatternsPHP,HossamYoussef2009/DesignPatternsPHP,piotrgradzinski/DesignPatternsPHP,ModernPUG/DesignPatternsPHP,domnikl/DesignPatternsPHP,andreustimm/DesignPatternsPHP,ModernPUG/DesignPatternsPHP,piotrgradzinski/DesignPatternsPHP,andreustimm/DesignPatternsPHP,leonampd/DesignPatternsPHP,HossamYoussef2009/DesignPatternsPHP,HossamYoussef2009/DesignPatternsPHP,domnikl/DesignPatternsPHP