Change the class import script to work with the cordova 7+

+ bump up plugin version number

This is related to
716fd24dcc9b40c64e16ff646c265a65715d8de5

hooks/android/addResourcesClassImport.js

@@ -66,7 +66,7 @@ module.exports = function (ctx) {
         path = ctx.requireCordovaModule('path'),
         Q = ctx.requireCordovaModule('q');
 
-    var platformSourcesRoot = path.join(ctx.opts.projectRoot, 'platforms/android/src');
+    var platformSourcesRoot = path.join(ctx.opts.projectRoot, 'platforms/android/app/src/main/java/');
     var pluginSourcesRoot = path.join(ctx.opts.plugin.dir, 'src/android');
 
     var androidPluginsData = JSON.parse(fs.readFileSync(path.join(ctx.opts.projectRoot, 'plugins', 'android.json'), 'utf8'));

plugin.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <plugin xmlns="http://www.phonegap.com/ns/plugins/1.0"
         id="edu.berkeley.eecs.emission.cordova.transitionnotify"
-        version="1.2.3">
+        version="1.2.4">
 
   <name>TransitionNotification</name>
   <description>Transition notification. Specially good for trip start and trip end notifications </description>
@@ -10,6 +10,7 @@
 
   <engines>
     <engine name="cordova" version=">=3.6.0"/>
+    <engine name="cordova-android" version=">=7.0.0"/>
   </engines>
 
   <asset src="www/ui/ionic/templates/main-transition-notify-settings.html" target="templates/control/main-transition-notify-settings.html"/>