return to strdup() when filling argv[] for i2p::android::start(argc,argv).c_str()

android/build.gradle

@@ -23,7 +23,7 @@ android {
         targetSdkVersion 25
         minSdkVersion 14
         versionCode 1
-        versionName "2.17.2b"
+        versionName "2.17.2c"
     }
     sourceSets {
         main {

android/jni/i2pd_android.cpp

@@ -46,13 +46,14 @@ JNIEXPORT jstring JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_getABICompiledWith
 JNIEXPORT jstring JNICALL Java_org_purplei2p_i2pd_I2PD_1JNI_startDaemon
   (JNIEnv * env, jclass clazz) {
 
-	  int argc=5;
-	  static char* argv[]={
-		  "i2pd", "--service", "--daemon",
-		  "--conf=/sdcard/i2pd/i2pd.conf", 
-		  "--tunconf=/sdcard/i2pd/tunnels.conf", 
-		  "--datadir=/data/data/org.purplei2p.i2pd/app_data/"
-	  };
+     int argc=5;
+     static char* argv[]={
+         strdup("i2pd"), 
+         strdup("--conf=/sdcard/i2pd/i2pd.conf"), 
+         strdup("--tunconf=/sdcard/i2pd/tunnels.conf"), 
+         strdup("--datadir=/data/data/org.purplei2p.i2pd/app_data/"),
+         strdup("--service"), strdup("--daemon")
+     };
 
 	  return env->NewStringUTF(i2p::android::start(argc,argv).c_str());
 }