Upgrade dependencies

.gitignore

@@ -2,6 +2,7 @@
 /.settings
 /.classpath
 /.project
+/classes
 
 # Intellij
 /.idea

build.gradle

@@ -3,12 +3,14 @@ buildscript {
 		mavenCentral()
 	}
 	dependencies {
-		classpath('org.springframework.boot:spring-boot-gradle-plugin:1.3.0.RELEASE')
+		classpath("org.springframework.boot:spring-boot-gradle-plugin:1.5.1.RELEASE")
 	}
 }
 
 apply plugin: 'java'
-apply plugin: 'spring-boot'
+apply plugin: 'eclipse'
+apply plugin: 'idea'
+apply plugin: 'org.springframework.boot'
 
 jar {
 	baseName = 'smtp-sender'
@@ -23,22 +25,20 @@ sourceCompatibility = 1.7
 targetCompatibility = 1.7
 
 dependencies {
-	compile('org.springframework.boot:spring-boot-starter')
-	compile('org.springframework.boot:spring-boot-starter-mail')
-	compile('org.springframework.boot:spring-boot-starter-test')
-	compile('com.google.code.gson:gson')
+	compile 'org.springframework.boot:spring-boot-starter'
+	compile 'org.springframework.boot:spring-boot-starter-mail'
+	compile 'org.springframework.boot:spring-boot-starter-test'
 
-	compile('org.projectlombok:lombok:1.16.6')
-	compile('org.apache.commons:commons-lang3:3.4')
-	compile('org.apache.commons:commons-collections4:4.1')
-	compile('commons-io:commons-io:2.4')
-	compile('commons-configuration:commons-configuration:1.10')
-	compile('commons-codec:commons-codec:1.10')
-	compile('commons-net:commons-net:3.3')
-	compile('dnsjava:dnsjava:2.1.7')
-	compile('com.jcraft:jsch:0.1.53')
-}
+	compile 'com.google.code.gson:gson'
+	compile 'org.projectlombok:lombok'
+	compile 'org.apache.commons:commons-lang3:3.5'
+	compile 'org.apache.commons:commons-collections4:4.1'
+	compile 'commons-io:commons-io:2.5'
+	compile 'commons-configuration:commons-configuration:1.10'
+	compile 'commons-codec:commons-codec'
+	compile 'commons-net:commons-net:3.5'
+	compile 'dnsjava:dnsjava:2.1.8'
+	compile 'com.jcraft:jsch:0.1.54'
 
-task wrapper(type: Wrapper) {
-	gradleVersion = '2.3'
-}
+	testCompile "junit:junit"
+}