add humanize as a dependency

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "lib/settings"]
 	path = lib/settings
 	url = https://github.com/pajlada/settings
+[submodule "lib/humanize"]
+	path = lib/humanize
+	url = https://github.com/pajlada/humanize.git

chatterino.pro

@@ -195,3 +195,4 @@ werr {
 # External dependencies
 include(dependencies/rapidjson.pri)
 include(dependencies/settings.pri)
+include(dependencies/humanize.pri)

dependencies/humanize.pri

@@ -0,0 +1,2 @@
+# settings
+INCLUDEPATH += $$PWD/../lib/humanize/include/

src/messages/messagebuilder.cpp

@@ -33,14 +33,15 @@ void MessageBuilder::appendTimestamp(time_t time)
 {
     char timeStampBuffer[69];
 
+    // Add word for timestamp with no seconds
     strftime(timeStampBuffer, 69, "%H:%M", localtime(&time));
-    QString timestamp = QString(timeStampBuffer);
-
-    strftime(timeStampBuffer, 69, "%H:%M:%S", localtime(&time));
-    QString timestampWithSeconds = QString(timeStampBuffer);
-
-    appendWord(Word(timestamp, Word::TimestampNoSeconds,
+    QString timestampNoSeconds(timeStampBuffer);
+    appendWord(Word(timestampNoSeconds, Word::TimestampNoSeconds,
                     ColorScheme::getInstance().SystemMessageColor, QString(), QString()));
+
+    // Add word for timestamp with seconds
+    strftime(timeStampBuffer, 69, "%H:%M:%S", localtime(&time));
+    QString timestampWithSeconds(timeStampBuffer);
     appendWord(Word(timestampWithSeconds, Word::TimestampWithSeconds,
                     ColorScheme::getInstance().SystemMessageColor, QString(), QString()));
 }