[ADD] BadSDKError Message displayed to user

Author: DeerajTheepshi

mode/languages/mode.properties

@@ -88,7 +88,7 @@ android_mode.dialog.cannot_export_package_body = The sketch still has the defaul
 android_mode.dialog.cannot_use_default_icons_title = Cannot export package...
 android_mode.dialog.cannot_use_default_icons_body = The sketch does not include all required app icons. Processing could use its default set of Android icons, which are okay to test the app on your device, but a bad idea to distribute it on the Play store. Create a full set of unique icons for your app, and copy them into the sketch folder. Once you have done that, try exporting the sketch again.<br><br>For more info on distributing apps from Processing,<br>check <a href=\"%s\">this online tutorial</a>.
 android_mode.warn.cannot_load_sdk_title = Bad news...
-android_mode.warn.cannot_load_sdk_body = The Android SDK could not be loaded.\nThe Android Mode will be disabled.
+android_mode.warn.cannot_load_sdk_body = The Android SDK could not be loaded, because:\n%s.\nThe Android Mode will be disabled.
 android_mode.info.cannot_open_sdk_path = "Android SDK path couldn't be opened.";
 android_mode.error.cannot_create_avd = "Could not create a virtual device for the emulator.";
 android_mode.dialog.no_devices_found_title = No devices found!

mode/src/processing/mode/android/AndroidMode.java

@@ -172,7 +172,7 @@ public void checkSDK(Editor editor) {
     }
     if (sdk == null) {
       Messages.showWarning(AndroidMode.getTextString("android_mode.warn.cannot_load_sdk_title"), 
-                           AndroidMode.getTextString("android_mode.warn.cannot_load_sdk_body"), tr);
+                           AndroidMode.getTextString("android_mode.warn.cannot_load_sdk_body",tr.getMessage()), tr);
     } else {
       Devices devices = Devices.getInstance();
       devices.setSDK(sdk);