#3610:fixed the opPlugin doesn't get information when its plugin directory doesn't have package.xml
#3610:fixed the opPlugin doesn't get information when its plugin directory doesn't have package.xml


git-svn-id: 6ba286cfaf911c2ea4e466e770bddd1fee7a7b62@10696 8bbc783d-d51a-0410-adab-8fa69d43f207

nishizoe/OpenPNE3,upsilon/OpenPNE3,upsilon/OpenPNE3,ShinichiU/OpenPNE3_with_webInstaller,isaosano/OpenPNE3,balibali/KakiageSNS,nishizoe/OpenPNE3,openpne/OpenPNE3,nise-nabe/ppcon-sns,C-nakajima/OpenPNE3,tejimaya/OpenPNE3,C-nakajima/OpenPNE3,openpne/OpenPNE3,ShinichiU/OpenPNE3,upsilon/travis-test,tejima/OP3PKG,isaosano/OpenPNE3,C-nakajima/OpenPNE3,ShinichiU/OpenPNE3,tejimaya/OpenPNE3,ShinichiU/AuthFramework,upsilon/travis-test,tejima/testravis,ShinichiU/AuthFramework,openpne/OpenPNE3,tejima/testravis,balibali/KakiageSNS,ShinichiU/OpenPNE3,isaosano/OpenPNE3,tejima/testravis,tejima/OP3PKG,ShinichiU/AuthFramework,openpne/OpenPNE3,kashiwasan/symfony-advanced,kashiwasan/symfony-advanced,ShinichiU/OpenPNE3,isaosano/OpenPNE3,C-nakajima/OpenPNE3,ShinichiU/OpenPNE3_with_webInstaller,nise-nabe/ppcon-sns