Make clear that users don't need to call println() after calling printRecord()

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1610758 13f79535-47bb-0310-9956-ffa450edef68
Clearify the meaning of isConsistent

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1610761 13f79535-47bb-0310-9956-ffa450edef68
Document format of CSVPrinter.toString

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1610766 13f79535-47bb-0310-9956-ffa450edef68
Elaborate on the difference between line number and record number

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1610768 13f79535-47bb-0310-9956-ffa450edef68
Remove needless method

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1610769 13f79535-47bb-0310-9956-ffa450edef68