Avoid keyboard showing at starting activity that holds EditText.

gistfile1.xml

	        <LinearLayout
				android:layout_width="0dp"
				android:focusable="true"
				android:focusableInTouchMode="true"
				android:layout_height="0dp">

			<requestFocus />
		</LinearLayout>
		<!--Just a random EditText.-->
		<EditText
				android:id="@+id/rotate_me_angle_et"
				android:layout_width="wrap_content"
				android:gravity="right"
				android:layout_height="wrap_content"
				android:hint="Rotate angle"
				android:text="360"
				android:inputType="numberSigned" />