it's now a kotlin library and not an android library

sample/build.gradle

@@ -1,5 +1,15 @@
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-android-extensions:$kotlin_version"
+    }
+}
+
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-android-extensions'
 
 android {
     compileSdkVersion 24

sample/src/main/java/com/cesarferreira/pluralize/sample/HelloActivity.kt

@@ -1,12 +1,11 @@
 package com.cesarferreira.pluralize.sample
 
 import android.os.Bundle
-import android.support.design.widget.FloatingActionButton
 import android.support.v7.app.AppCompatActivity
 import android.support.v7.widget.Toolbar
-import android.util.Log
 import com.cesarferreira.pluralize.pluralize
 import com.cesarferreira.pluralize.singularize
+import kotlinx.android.synthetic.main.content_hello.*
 
 class HelloActivity : AppCompatActivity() {
 
@@ -16,15 +15,24 @@ class HelloActivity : AppCompatActivity() {
         val toolbar = findViewById(R.id.toolbar) as Toolbar
         setSupportActionBar(toolbar)
 
-        val fab = findViewById(R.id.fab) as FloatingActionButton
-        fab.setOnClickListener({
-            view ->
-            Log.d("TAG", "person".pluralize())
-            Log.d("TAG", "banana".pluralize())
-            Log.d("TAG", "woman".pluralize())
-            Log.d("TAG", "women".singularize())
+        val singulars = arrayOf("person", "banana", "woman")
 
-        })
+        for (item in singulars) {
+            concat("$item -> pluralize -> ${item.pluralize()}")
+        }
+
+        concat("")
+        concat("")
+
+        val plurals = arrayOf("words", "octopi", "sheep")
+
+        for (item in plurals) {
+            concat("$item -> singularize -> ${item.singularize()}")
+        }
+    }
+
+    fun concat(str: String) {
+        centerTextView.append(str + "\n")
     }
 
 }

sample/src/main/res/layout/activity_hello.xml

@@ -5,8 +5,7 @@
 	xmlns:tools="http://schemas.android.com/tools"
 	android:layout_width="match_parent"
 	android:layout_height="match_parent"
-	android:fitsSystemWindows="true"
-	tools:context="com.cesarferreira.supposedlibrary.com.cesarferreira.pluralize.sample.HelloActivity">
+	android:fitsSystemWindows="true">
 
 	<android.support.design.widget.AppBarLayout
 		android:layout_height="wrap_content"
@@ -24,12 +23,4 @@
 
 	<include layout="@layout/content_hello"/>
 
-	<android.support.design.widget.FloatingActionButton
-		android:id="@+id/fab"
-		android:layout_width="wrap_content"
-		android:layout_height="wrap_content"
-		android:layout_gravity="bottom|end"
-		android:layout_margin="@dimen/fab_margin"
-		app:srcCompat="@android:drawable/ic_dialog_email"/>
-
 </android.support.design.widget.CoordinatorLayout>

sample/src/main/res/layout/content_hello.xml

@@ -11,7 +11,11 @@
 	android:paddingTop="@dimen/activity_vertical_margin"
 	android:paddingBottom="@dimen/activity_vertical_margin"
 	app:layout_behavior="@string/appbar_scrolling_view_behavior"
-	tools:showIn="@layout/activity_hello"
-	tools:context="com.cesarferreira.supposedlibrary.com.cesarferreira.pluralize.sample.HelloActivity">
+	tools:showIn="@layout/activity_hello">
 
+	<TextView
+		android:id="@+id/centerTextView"
+		android:layout_centerInParent="true"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"/>
 </RelativeLayout>

sample/src/main/res/values/strings.xml

@@ -1,4 +1,4 @@
 <resources>
 	<string name="app_name">Pluralize</string>
-	<string name="title_activity_hello">HelloActivity</string>
+	<string name="title_activity_hello">Pluralize</string>
 </resources>