Merge pull request #185 from sourcegraph/nsc/maven-silent

add --no-transfer-progress flag to maven invocation

Author: olafurpg

lsif-java/src/main/scala/com/sourcegraph/lsif_java/buildtools/MavenBuildTool.scala

@@ -40,7 +40,8 @@ class MavenBuildTool(index: IndexCommand) extends BuildTool("Maven", index) {
           // issue for this repo.
           s"-Dmaven.compiler.compilerId=javac",
           s"-Dmaven.compiler.executable=$executable",
-          s"-Dmaven.compiler.fork=true"
+          s"-Dmaven.compiler.fork=true",
+          s"--no-transfer-progress"
         )
       buildCommand ++=
         index.finalBuildCommand(