CB-9728 Solving memory leak issues due to opened cursor objects
CB-9728 Solving memory leak issues due to opened cursor objects

This closes #80

webratio/cordova-plugin-contacts,alsorokin/cordova-plugin-contacts,francof/cordova-plugin-contacts,apache/cordova-plugin-contacts,alsorokin/cordova-plugin-contacts,webratio/cordova-plugin-contacts,alsorokin/cordova-plugin-contacts,webratio/cordova-plugin-contacts,alsorokin/cordova-plugin-contacts,apache/cordova-plugin-contacts,francof/cordova-plugin-contacts,francof/cordova-plugin-contacts,webratio/cordova-plugin-contacts,apache/cordova-plugin-contacts,francof/cordova-plugin-contacts,apache/cordova-plugin-contacts