Merge pull request #294 from csmith/master

Use plain jgit for versioning.

build.gradle

@@ -1,9 +1,16 @@
-// DMDirc plugins build script
+import org.eclipse.jgit.api.Git
+import org.eclipse.jgit.storage.file.FileRepositoryBuilder
+
 subprojects {
-    def jgit = new org.mdonoughe.JGitDescribeTask()
-    jgit.dir = new File(projectDir.parent, '.git')
-    jgit.subDir = projectDir
-    project.version = jgit.getDescription() + '-SNAPSHOT'
+    def gitdir = new File(projectDir.parent, '.git')
+    if (gitdir.isFile()) {
+        gitdir = new File(projectDir.parent, gitdir.text.replace('gitdir: ','').trim())
+    }
+
+    def repo = new FileRepositoryBuilder().setGitDir(gitdir).build()
+    def git = Git.wrap(repo)
+    def objectId = git.log().addPath(projectDir.name).setMaxCount(1).call().first().id
+    project.version = git.describe().setTarget(objectId).call() + '-SNAPSHOT'
 
     apply plugin: 'java'
     apply plugin: 'findbugs'
@@ -145,8 +152,7 @@ buildscript {
     }
 
     dependencies {
-        classpath group: 'com.github.shanemcc', name: 'jgit-describe', version: '0.5'
-        classpath group: 'org.eclipse.jgit', name: 'org.eclipse.jgit', version: '2.3.1.+'
+        classpath group: 'org.eclipse.jgit', name: 'org.eclipse.jgit', version: '3.6.1.201501031845-r'
     }
 }