Remove Buck based build

Change-Id: Ie7be70c183d229e7aa965195d334e33160574b82

.gitignore

diff --git a/.gitignore b/.gitignore
index 7388c18..00c00ba 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,3 @@
 /.classpath
 /.project
-/.buckd
-/buck-cache
-/buck-out
 *.iml

BUCK

diff --git a/BUCK b/BUCK
deleted file mode 100644
index da5d262..0000000
--- a/BUCK
+++ /dev/null
@@ -1,9 +0,0 @@
-gerrit_plugin(
-  name = 'download-commands',
-  srcs = glob(['src/main/java/**/*.java']),
-  resources = glob(['src/main/resources/**/*']),
-  manifest_entries = [
-    'Gerrit-PluginName: download-commands',
-    'Gerrit-Module: com.googlesource.gerrit.plugins.download.Module'
-  ]
-)