Reformat source files to 2 space indents

After changing the `.editorconfig` to match [Google/Angular's](https://github.com/angular/angular/blob/master/.editorconfig),
this commit reformats all the source files to use this new config.

Closes #31

.travis.yml

@@ -1,12 +1,12 @@
 language: java
 
 jdk:
-  - oraclejdk8
+- oraclejdk8
 
 before_cache:
-  - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
+- rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
 
 cache:
   directories:
-    - $HOME/.gradle/caches/
-    - $HOME/.gradle/wrapper/
+  - $HOME/.gradle/caches/
+  - $HOME/.gradle/wrapper/

build.gradle

@@ -10,20 +10,20 @@
 // tasks for building, running, testing, and
 // deploying Java applications.
 plugins {
-    id 'java'
-    id 'application'
+  id 'java'
+  id 'application'
 }
 
 // In this section you declare where to find the dependencies of your project
 repositories {
-    // Use jcenter for resolving your dependencies.
-    // You can declare any Maven/Ivy/file repository here.
-    jcenter()
+  // Use jcenter for resolving your dependencies.
+  // You can declare any Maven/Ivy/file repository here.
+  jcenter()
 }
 
 dependencies {
-    // Use JUnit test framework
-    testCompile 'junit:junit:4.12'
+  // Use JUnit test framework
+  testCompile 'junit:junit:4.12'
 }
 
 // Define the main class for the application

src/main/java/Hellos.java

@@ -4,29 +4,29 @@
  */
 public class Hellos {
 
-    public static final String WELCOME_LINE = "Hello, folks!";
+  public static final String WELCOME_LINE = "Hello, folks!";
 
-    public static void main(String[] args) {
-        String output = generateOutput();
-        System.out.println(output);
-    }
+  public static void main(String[] args) {
+    String output = generateOutput();
+    System.out.println(output);
+  }
 
-    public static String generateOutput() {
-        StringBuilder builder = new StringBuilder();
+  public static String generateOutput() {
+    StringBuilder builder = new StringBuilder();
 
-        builder.append(WELCOME_LINE + "\n");
-        builder.append(kkSaysHello());
-        builder.append(nicSaysHello());
+    builder.append(WELCOME_LINE + "\n");
+    builder.append(kkSaysHello());
+    builder.append(nicSaysHello());
 
-        return builder.toString();
-    }
+    return builder.toString();
+  }
 
-    private static String nicSaysHello() {
-        return "Nic says 'Howdy!'\n";
-    }
+  private static String nicSaysHello() {
+    return "Nic says 'Howdy!'\n";
+  }
 
-    private static String kkSaysHello() {
-        return "KK says 'Hello!'\n";
-    }
+  private static String kkSaysHello() {
+    return "KK says 'Hello!'\n";
+  }
 
 }

src/test/java/HellosTest.java

@@ -1,48 +1,50 @@
 import org.junit.Before;
 import org.junit.Test;
+
 import java.util.Arrays;
+
 import static org.junit.Assert.*;
 
 
 public class HellosTest {
 
-    String[] lines;
+  String[] lines;
 
-    @Before
-    public void setUp() {
-        String output = Hellos.generateOutput();
-        lines = output.split("\n");
-    }
+  @Before
+  public void setUp() {
+    String output = Hellos.generateOutput();
+    lines = output.split("\n");
+  }
 
-    @Test
-    public void testLineStructure() {
+  @Test
+  public void testLineStructure() {
 
-        assertEquals("Welcome line isn't correct.", Hellos.WELCOME_LINE, lines[0]);
+    assertEquals("Welcome line isn't correct.", Hellos.WELCOME_LINE, lines[0]);
 
-        // This regex supports unicode letters spaces, apostrophes, and hyphens
-        // Taken from https://stackoverflow.com/questions/15805555/java-regex-to-validate-full-name-allow-only-spaces-and-letters
-        // The pattern needs to include some name, the "says", and the single quotes... and they must speak with emphasis
-        // as noted by the required "!"
-        String linePattern = "[\\p{L} .'-]+ says '+[\\p{L} .'-]+!'";
+    // This regex supports unicode letters spaces, apostrophes, and hyphens
+    // Taken from https://stackoverflow.com/questions/15805555/java-regex-to-validate-full-name-allow-only-spaces-and-letters
+    // The pattern needs to include some name, the "says", and the single quotes... and they must speak with emphasis
+    // as noted by the required "!"
+    String linePattern = "[\\p{L} .'-]+ says '+[\\p{L} .'-]+!'";
 
-        for (int i=1; i<lines.length; ++i) {
-            assertTrue("Line <" + lines[i] + "> doesn't match", lines[i].matches(linePattern));
-        }
+    for (int i = 1; i < lines.length; ++i) {
+      assertTrue("Line <" + lines[i] + "> doesn't match", lines[i].matches(linePattern));
     }
-
-    @Test
-    public void testAlphabetization() {
-        // Make another list that will be sorted except for the first line
-        String output = Hellos.generateOutput();
-        String[] sortedLines = output.split("\n");
-        Arrays.sort(sortedLines, 1, sortedLines.length);
-
-        // Don't check the first line since we do that elsewhere, but compare the rest to be sure
-        // the actual list matches the sorted list
-        for (int i=1; i<lines.length; ++i) {
-            assertTrue("Line " + i + " doesn't match: lines[" + i + "] is: " + lines[i] +
-                " and sortedLines[" + i + "] is: " + sortedLines[i], lines[i].equals(sortedLines[i]));
-        }
+  }
+
+  @Test
+  public void testAlphabetization() {
+    // Make another list that will be sorted except for the first line
+    String output = Hellos.generateOutput();
+    String[] sortedLines = output.split("\n");
+    Arrays.sort(sortedLines, 1, sortedLines.length);
+
+    // Don't check the first line since we do that elsewhere, but compare the rest to be sure
+    // the actual list matches the sorted list
+    for (int i = 1; i < lines.length; ++i) {
+      assertTrue("Line " + i + " doesn't match: lines[" + i + "] is: " + lines[i] +
+        " and sortedLines[" + i + "] is: " + sortedLines[i], lines[i].equals(sortedLines[i]));
     }
+  }
 
 }