Fix leak in session dict
Fix leak in session dict

thaliproject/CITest,thaliproject/Thali_CordovaPlugin,thaliproject/CITest,thaliproject/CITest,thaliproject/CITest,thaliproject/Thali_CordovaPlugin,thaliproject/Thali_CordovaPlugin,thaliproject/Thali_CordovaPlugin,thaliproject/Thali_CordovaPlugin