Remove PasswordActivity test since it doesn't work anyway

briar-android/src/androidTest/java/org/briarproject/briar/android/login/PasswordActivityTest.java

-package org.briarproject.briar.android.login;
-
-import android.support.test.runner.AndroidJUnit4;
-
-import org.briarproject.briar.R;
-import org.briarproject.briar.android.BriarUiTestComponent;
-import org.briarproject.briar.android.test.ScreenshotTest;
-import org.junit.Ignore;
-import org.junit.Rule;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.action.ViewActions.typeText;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.intent.Intents.intended;
-import static android.support.test.espresso.intent.matcher.IntentMatchers.hasComponent;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
-
-
-@RunWith(AndroidJUnit4.class)
-public class PasswordActivityTest extends ScreenshotTest {
-
-	@Rule
-	public CleanAccountTestRule<PasswordActivity> testRule =
-			new CleanAccountTestRule<>(PasswordActivity.class);
-
-	@Override
-	protected void inject(BriarUiTestComponent component) {
-		component.inject(this);
-	}
-
-	// FIXME
-	@Ignore("Need to find a way to sign-out after creating fresh account")
-	@Test
-	public void successfulLogin() {
-		onView(withId(R.id.edit_password))
-				.check(matches(isDisplayed()))
-				.perform(typeText(PASSWORD));
-		onView(withId(R.id.btn_sign_in))
-				.check(matches(isDisplayed()))
-				.perform(click());
-		onView(withId(R.id.progress))
-				.check(matches(isDisplayed()));
-		intended(hasComponent(OpenDatabaseActivity.class.getName()));
-	}
-
-}