Cleanup comments & add id to new relative layout

refs #141

app/src/main/kotlin/com/simplemobiletools/notes/fragments/NoteFragment.kt

@@ -135,14 +135,11 @@ class NoteFragment : Fragment() {
     }
 
     private fun removeTextWatcher() {
-        //Avoid memory leak
         view.notes_view.removeTextChangedListener(textWatcher)
     }
 
     private fun setWordCounter(text: Editable) {
-        //Replace new lines with space
         val wordArray = text.toString().replace("\n", " ").split(" ")
-        //Count only items which are not empty
         notes_counter.text = wordArray.count { it.isNotEmpty() }.toString()
     }
 

app/src/main/res/layout/fragment_note.xml

@@ -13,6 +13,7 @@
 
         <RelativeLayout
             android:layout_width="match_parent"
+            android:id="@+id/notes_relativelayout"
             android:layout_height="wrap_content">
 
         <com.simplemobiletools.commons.views.MyEditText
@@ -31,7 +32,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:textStyle="italic"
-                android:text="123"
+                android:text=""
                 android:padding="5dp"
                 android:layout_alignParentBottom="true"
                 android:layout_alignParentEnd="true"