Merge branch 'shesek-no-git'

app.js

@@ -329,8 +329,9 @@ app.runOnStartup = function() {
 		});
 	}
 
-	if (global.sourcecodeVersion == null) {
+	if (global.sourcecodeVersion == null && fs.existsSync('.git')) {
 		simpleGit(".").log(["-n 1"], function(err, log) {
+			if (err) { return console.error('error accessing git repo:', err); }
 			global.sourcecodeVersion = log.all[0].hash.substring(0, 10);
 			global.sourcecodeDate = log.all[0].date.substring(0, "0000-00-00".length);
 		});

views/layout.pug

@@ -124,6 +124,7 @@ html(lang="en")
 								dd
 									a(href="https://github.com/janoside/btc-rpc-explorer") github.com/janoside/btc-rpc-explorer
 
+								if (sourcecodeVersion)
 									dt Running Version
 									dd
 										a(href=("https://github.com/janoside/btc-rpc-explorer/commit/" + sourcecodeVersion)) #{sourcecodeVersion}