Updated pom.xml: new library versions, removed unneeded taglibs dependency
Updated pom.xml: new library versions, removed unneeded taglibs dependency

thymeleaf/thymeleaf,thymeleaf/thymeleafexamples-springsecurity,loplayers/thymeleafexamples-springsecurity,loplayers/thymeleafexamples-springsecurity,thymeleaf/thymeleaf,thymeleaf/thymeleafexamples-springsecurity