Florian Schmaus e0e4fd9b12 Add checkstyle rule for StringBuilder.append(char) ... And replace all instances where String.Builder.append() is called with a String of length one with append(char). Also adds StringUtils.toStringBuilder(Collection, String).		2015-07-27 19:02:11 +02:00
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main/java/org/jivesoftware/smack	Add checkstyle rule for StringBuilder.append(char)	2015-07-27 19:02:11 +02:00