update langserver version to 0.34

Author: appelgriebsch

lib/main.js

@@ -11,9 +11,9 @@ const {
   removeUnusedImportProvider
 } = actionProviders
 
-const serverDownloadUrl = 'http://download.eclipse.org/jdtls/milestones/0.14.0/jdt-language-server-0.14.0-201802282111.tar.gz'
+const serverDownloadUrl = 'http://download.eclipse.org/jdtls/milestones/0.34.0/jdt-language-server-0.34.0-201902280418.tar.gz'
 const serverDownloadSize = 35873467
-const serverLauncher = '/plugins/org.eclipse.equinox.launcher_1.5.0.v20180119-0753.jar'
+const serverLauncher = '/plugins/org.eclipse.equinox.launcher_1.5.200.v20180922-1751.jar'
 const minJavaRuntime = 1.8
 const bytesToMegabytes = 1024 * 1024