Merge pull request diffplug#165 from diffplug/git-fix

Bumped jgit and concurrent-trees.  Might fix diffplug#164.

CHANGES.md

@@ -8,6 +8,8 @@ You might be looking for:
 ### Version 1.7.0-SNAPSHOT - TBD (javadoc [lib](https://diffplug.github.io/spotless/javadoc/spotless-lib/snapshot/) [lib-extra](https://diffplug.github.io/spotless/javadoc/spotless-lib-extra/snapshot/), [snapshot repo](https://oss.sonatype.org/content/repositories/snapshots/com/diffplug/spotless/))
 
 * Updated default eclipse-jdt version to `4.7.1` from `4.6.3`.
+* Updated jgit from `4.5.0.201609210915-r` to `4.9.0.201710071750-r`.
+* Updated concurrent-trees from `2.6.0` to `2.6.1` (performance improvement).
 
 ### Version 1.6.0 - September 29th 2017 (javadoc [lib](https://diffplug.github.io/spotless/javadoc/spotless-lib/1.6.0/) [lib-extra](https://diffplug.github.io/spotless/javadoc/spotless-lib-extra/1.6.0/), artifact [lib]([jcenter](https://bintray.com/diffplug/opensource/spotless-lib), [lib-extra]([jcenter](https://bintray.com/diffplug/opensource/spotless-lib-extra)))
 

lib-extra/build.gradle

@@ -9,8 +9,8 @@ dependencies {
 	compile "com.diffplug.durian:durian-core:${VER_DURIAN}"
 	compile "com.diffplug.durian:durian-collect:${VER_DURIAN}"
 	// needed by GitAttributesLineEndings
-	compile "org.eclipse.jgit:org.eclipse.jgit:4.5.0.201609210915-r"
-	compile "com.googlecode.concurrent-trees:concurrent-trees:2.6.0"
+	compile "org.eclipse.jgit:org.eclipse.jgit:4.9.0.201710071750-r"
+	compile "com.googlecode.concurrent-trees:concurrent-trees:2.6.1"
 	// used for xml parsing in EclipseFormatter
 	compile "org.codehaus.groovy:groovy-xml:2.4.7"