eirslett/frontend-maven-plugin — pull request #52 by chrisvdp (2014-04-15 15:11:05+00:00)
Title: Method concatenates strings using + in a loop

with trim()

http://findbugs.sourceforge.net/bugDescriptions.html#SBSC_USE_STRINGBUFFER_CONCATENATION

found using https://www.code-spotter.com/