Restructure API lib folder to support Eclipse

OpenPGP-Keychain-API/example-app/src/main/java/org/sufficientlysecure/keychain/demo/OpenPgpProviderActivity.java

@@ -289,7 +289,7 @@ public class OpenPgpProviderActivity extends Activity {
     }
 
     private void selectCryptoProvider() {
-        Intent intent = new Intent(IOpenPgpService.class.getName());
+        Intent intent = new Intent(OpenPgpConstants.SERVICE_INTENT);
 
         final ArrayList<OpenPgpProviderElement> providerList = new ArrayList<OpenPgpProviderElement>();
 

OpenPGP-Keychain-API/libraries/keychain-api-library/build.gradle

@@ -15,6 +15,19 @@ android {
     compileSdkVersion 19
     buildToolsVersion '19.0.1'
     
+    // NOTE: We are using the old folder structure to also support Eclipse
+    sourceSets {
+        main {
+            manifest.srcFile 'AndroidManifest.xml'
+            java.srcDirs = ['src']
+            resources.srcDirs = ['src']
+            aidl.srcDirs = ['src']
+            renderscript.srcDirs = ['src']
+            res.srcDirs = ['res']
+            assets.srcDirs = ['assets']
+        }
+    }
+    
     // Do not abort build if lint finds errors
     lintOptions {
         abortOnError false