Change package to com.github.sbt.git

To prevent classpath problems when it is on the same classpath with
the sbt-git when it was published with the old

Refs sbt#216

src/main/scala/com/typesafe/sbt/git/ConsoleGitReadableOnly.scala → src/main/scala/com/github/sbt/git/ConsoleGitReadableOnly.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt.git
+package com.github.sbt.git
 
 import scala.util.Try
 

src/main/scala/com/typesafe/sbt/git/ConsoleGitRunner.scala → src/main/scala/com/github/sbt/git/ConsoleGitRunner.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt.git
+package com.github.sbt.git
 
 import sbt._
 import Keys._

src/main/scala/com/typesafe/sbt/SbtGit.scala → src/main/scala/com/github/sbt/git/GitPlugin.scala

@@ -1,8 +1,7 @@
-package com.typesafe.sbt
+package com.github.sbt.git
 
 import sbt._
 import Keys._
-import git.{ConsoleGitReadableOnly, ConsoleGitRunner, DefaultReadableGit, GitRunner, JGitRunner, ReadableGit}
 import sys.process.Process
 
 /** This plugin has all the basic 'git' functionality for other plugins. */

src/main/scala/com/typesafe/sbt/git/GitRunner.scala → src/main/scala/com/github/sbt/git/GitRunner.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt.git
+package com.github.sbt.git
 
 import sbt._
 

src/main/scala/com/typesafe/sbt/git/JGit.scala → src/main/scala/com/github/sbt/git/JGit.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt.git
+package com.github.sbt.git
 
 import org.eclipse.jgit.lib.Repository
 import org.eclipse.jgit.storage.file.FileRepositoryBuilder

src/main/scala/com/typesafe/sbt/git/JGitRunner.scala → src/main/scala/com/github/sbt/git/JGitRunner.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt.git
+package com.github.sbt.git
 
 import sbt._
 import Keys._

src/main/scala/com/typesafe/sbt/git/NullLogger.scala → src/main/scala/com/github/sbt/git/NullLogger.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt.git
+package com.github.sbt.git
 
 import sbt.LogEvent
 import sbt.Level

src/main/scala/com/typesafe/sbt/git/ReadableGit.scala → src/main/scala/com/github/sbt/git/ReadableGit.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt.git
+package com.github.sbt.git
 
 /** An interface for interacting with git in a read-only manner. */
 trait ReadableGit {

src/test/scala/com/typesafe/sbt/SbtGitSuite.scala → src/test/scala/com/github/sbt/git/SbtGitSuite.scala

@@ -1,4 +1,4 @@
-package com.typesafe.sbt
+package com.github.sbt.git
 
 import sbt.ScmInfo
 import sbt.url