Fix minimum cordova version
Fix minimum cordova version

appfeel/admob-google-cordova,QuantumRand/admob-google-cordova,appfeel/admob-google-cordova,QuantumRand/admob-google-cordova,miqmago/admob-google-cordova,kkleokrish/admob-google-cordova-clean,miqmago/admob-google-cordova,kkleokrish/admob-google-cordova-clean