Use material icons for person and account delete

app/src/main/kotlin/com/tutpro/baresip/AccountsActivity.kt

@@ -130,7 +130,7 @@ class AccountsActivity : AppCompatActivity() {
             accounts.clear()
             for (ua in BaresipService.uas)
                 accounts.add(AccountRow(ua.account.aor.replace("sip:", ""),
-                        R.drawable.action_remove))
+                        R.drawable.delete))
         }
 
         fun saveAccounts() {

app/src/main/kotlin/com/tutpro/baresip/Utils.kt

@@ -387,7 +387,7 @@ object Utils {
             }
 
             null -> {
-                val bitmap = BitmapFactory.decodeResource(ctx.resources, R.drawable.person_image)
+                val bitmap = BitmapFactory.decodeResource(ctx.resources, R.drawable.person)
                 imageView.setImageBitmap(bitmap)
             }
 

app/src/main/res/drawable/delete.xml

@@ -0,0 +1,5 @@
+<vector android:autoMirrored="true" android:height="24dp" android:width="24dp"
+    android:viewportHeight="24" android:viewportWidth="24"
+    xmlns:android="http://schemas.android.com/apk/res/android" >
+    <path android:fillColor="@color/colorAccent" android:pathData="M6,19c0,1.1 0.9,2 2,2h8c1.1,0 2,-0.9 2,-2V7H6v12zM19,4h-3.5l-1,-1h-5l-1,1H5v2h14V4z"/>
+</vector>

app/src/main/res/drawable/person.xml

@@ -0,0 +1,5 @@
+<vector android:autoMirrored="true" android:height="95dp"
+    android:tint="#26A69A" android:viewportHeight="24"
+    android:viewportWidth="24" android:width="95dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M12,12c2.21,0 4,-1.79 4,-4s-1.79,-4 -4,-4 -4,1.79 -4,4 1.79,4 4,4zM12,14c-2.67,0 -8,1.34 -8,4v2h16v-2c0,-2.66 -5.33,-4 -8,-4z"/>
+</vector>