RTL适配：增加EditText全局样式适配

app/src/main/res/values/base_styles.xml

@@ -13,6 +13,7 @@
         <item name="colorAccent">@color/colorAccent</item>
         <item name="android:textViewStyle">@style/TextViewStyle</item>
         <item name="android:buttonStyle">@style/ButtonStyle</item>
+        <item name="editTextStyle">@style/EditTextStyle.Alignment</item>
     </style>
 
     <style name="AppTheme.NoActionBar" parent="MyMaterialTheme">
@@ -26,10 +27,16 @@
 
     <style name="TextViewStyle" parent="android:Widget.TextView">
         <item name="android:fontFamily">sans-serif</item>
+        <item name="android:textDirection">locale</item>
     </style>
 
     <style name="ButtonStyle" parent="android:Widget.Holo.Button">
         <item name="android:fontFamily">sans-serif</item>
     </style>
 
+    <style name="EditTextStyle.Alignment" parent="@android:style/Widget.EditText">
+        <item name="android:textAlignment">viewStart</item>
+        <item name="android:gravity">start</item>
+        <item name="android:textDirection">locale</item>
+    </style>
 </resources>