Merge pull request #58 from csmith/master

Add jacoco and coveralls.

build.gradle

     apply plugin: 'com.dmdirc.git-version'
     apply plugin: 'maven-publish'
     apply plugin: 'java'
+    apply plugin: 'jacoco'
+    apply plugin: 'com.github.kt3k.coveralls'
 
     sourceSets {
         main.java.srcDirs = ['src']
     artifacts {
         archives javadocJar, sourcesJar
     }
+
+    jacocoTestReport {
+        reports {
+            xml.enabled = true // coveralls plugin depends on xml format report
+            html.enabled = true
+        }
+    }
 }
 
 task wrapper(type: Wrapper) {
 
     dependencies {
         classpath group: 'com.dmdirc', name: 'git-version', version: '1.0'
+        classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:2.1.0'
     }
 }

circle.yml

 machine:
   java:
     version: oraclejdk8
+  environment:
+    TERM: dumb
 
 dependencies:
   override:
 test:
   override:
     - ./gradlew check
+  post:
+    - ./gradlew jacocoTestReport coveralls