Merge branch '47-require-android-apilevel-19-or-newer' into 'master'

Resolve "Require android APILevel 19 or newer"

Closes #47

See merge request open-source/metager-app!6

config.xml

@@ -21,7 +21,7 @@
         <icon density="mdpi" src="res/icon/android/mdpi.png" />
         <icon density="hdpi" src="res/icon/android/hdpi.png" />
         <icon density="xhdpi" src="res/icon/android/xhdpi.png" />
-        <preference name="android-minSdkVersion" value="21" />
+        <preference name="android-minSdkVersion" value="19" />
         <allow-intent href="market:*" />
     </platform>
     <platform name="ios">

www/app/results.js

@@ -61,7 +61,7 @@ function filterFunc(p,i,a)
 function getParameter(parameterName) {
 	var parameterStrings = location.search.substr(1).split("&");
 	var results = parameterStrings.filter(function(p,i,a) {
-  return p.startsWith(parameterName + "=");
+  return p.lastIndexOf(parameterName + "=", 0) === 0;
 });
 	return results.join("&");
 }