some minor whitespace formatting

build.gradle

@@ -20,9 +20,9 @@ version = '0.2-SNAPSHOT'
 description = 'PhD project of Nikolaus Krismer'
 
 def getDate() {
-    def date = new Date()
-    def formattedDate = date.format('yyyyMMdd')
-    return formattedDate
+	def date = new Date()
+	def formattedDate = date.format('yyyyMMdd')
+	return formattedDate
 }
 
 ext {
@@ -183,8 +183,8 @@ task javadocJar(type: Jar, dependsOn: javadoc) {
 }
 
 task jsDoc(type:com.eriwen.gradle.js.tasks.JsDocTask) {
-    source = fileTree(dir: 'src/main/webapp/js', include: '**/*.js', excludes: ['**/*.min.js', 'lib/**'])
-    destinationDir = file("${buildDir}/docs/jsdoc")
+	source = fileTree(dir: 'src/main/webapp/js', include: '**/*.js', excludes: ['**/*.min.js', 'lib/**'])
+	destinationDir = file("${buildDir}/docs/jsdoc")
 }
 
 tasks.jsDoc.dependsOn tasks.processResources
@@ -193,9 +193,9 @@ task jsHint(type:com.eriwen.gradle.js.tasks.JsHintTask) {
 	jshint.options = [browser: true, expr: true, jquery: true, latedef: 'nofunc', quotmark: 'single', unused: true, undef: true, wsh: true]
 	jshint.predef = ['$': false, 'define': false, 'google': false, 'require': false]
 
-    source = fileTree(dir: 'src/main/webapp/js', include: '**/*.js', exclude: ['**/*.min.js', 'lib/**'])
-    dest = file("${buildDir}/reports/jshint/main.xml")
-    reporter = 'checkstyle'
+	source = fileTree(dir: 'src/main/webapp/js', include: '**/*.js', exclude: ['**/*.min.js', 'lib/**'])
+	dest = file("${buildDir}/reports/jshint/main.xml")
+	reporter = 'checkstyle'
 }
 
 tasks.jsHint.dependsOn tasks.processResources
@@ -230,12 +230,12 @@ task vagrantExport(type: Zip) {
 	from 'etc/vagrant'
 
 	appendix = ''
-    baseName = 'vagrantbox'
-    classifier = ''
-    version = getDate()
+	baseName = 'vagrantbox'
+	classifier = ''
+	version = getDate()
 
 	filter(FixCrLfFilter)
-    filter(ReplaceTokens, tokens: [db_username: 'myUser', db_password: 'myPassword'])
+	filter(ReplaceTokens, tokens: [db_username: 'myUser', db_password: 'myPassword'])
 }
 
 task vagrantPrepare << {
@@ -250,7 +250,7 @@ task vagrantPrepare << {
 			into vagrantDir
 
 			filter(FixCrLfFilter)
-	    	filter(ReplaceTokens, tokens: [db_username: 'niko', db_password: 'secretPhdPassword#2014!'])
+			filter(ReplaceTokens, tokens: [db_username: 'niko', db_password: 'secretPhdPassword#2014!'])
 		}
 	}
 }
@@ -259,12 +259,12 @@ vagrantUp.dependsOn(vagrantPrepare)
 
 // See: http://stackoverflow.com/questions/12836089/why-is-eclipse-not-attaching-3rd-party-libs-source-files-to-a-wtp-faceted-gradle
 eclipse.classpath.file {
-    // Classpath entry for Eclipse which changes the order of classpathentries; otherwise no sources for 3rd party jars are shown
-    withXml { xml ->
-        def node = xml.asNode()
-        node.remove( node.find { it.@path == 'org.eclipse.jst.j2ee.internal.web.container' } )
-        node.appendNode( 'classpathentry', [ kind: 'con', path: 'org.eclipse.jst.j2ee.internal.web.container', exported: 'true'])
-    }
+	// Classpath entry for Eclipse which changes the order of classpathentries; otherwise no sources for 3rd party jars are shown
+	withXml { xml ->
+		def node = xml.asNode()
+		node.remove( node.find { it.@path == 'org.eclipse.jst.j2ee.internal.web.container' } )
+		node.appendNode( 'classpathentry', [ kind: 'con', path: 'org.eclipse.jst.j2ee.internal.web.container', exported: 'true'])
+	}
 }
 
 task jarAll(dependsOn: [jar, javadocJar, sourcesJar, staticJar])