Allow intervals larger than 99 days (#202)

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

@@ -79,7 +79,7 @@
 
                 <EditText
                     android:id="@+id/tvFreqNum"
-                    style="@style/dialogFormInputSmallNumber"/>
+                    style="@style/dialogFormInputLargeNumber"/>
 
                 <TextView
                     android:id="@+id/textView3"
@@ -89,7 +89,7 @@
 
                 <EditText
                     android:id="@+id/tvFreqDen"
-                    style="@style/dialogFormInputSmallNumber"/>
+                    style="@style/dialogFormInputLargeNumber"/>
 
                 <TextView
                     android:id="@+id/textView5"

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

@@ -34,13 +34,13 @@
         <item name="android:background">?android:attr/selectableItemBackground</item>
     </style>
 
-    <style name="dialogFormInputSmallNumber" parent="dialogFormInput">
+    <style name="dialogFormInputLargeNumber" parent="dialogFormInput">
         <item name="android:layout_width">wrap_content</item>
         <item name="android:layout_height">wrap_content</item>
         <item name="android:ems">2</item>
         <item name="android:gravity">center</item>
         <item name="android:inputType">number</item>
-        <item name="android:maxLength">2</item>
+        <item name="android:maxLength">3</item>
     </style>
 
     <style name="dialogFormText">