Get mvn clean to delete node_modules
Get mvn clean to delete node_modules

To fix issue #97 mvn clean now deletes node_modules so that when there is
a version update it will refresh all the node modules

karianna/microprofile-conference,microprofile/microprofile-conference,microprofile/microprofile-conference,karianna/microprofile-conference,microprofile/microprofile-conference,AndyGee/microprofile-conference,karianna/microprofile-conference,AndyGee/microprofile-conference,katheris/microprofile-conference,AndyGee/microprofile-conference,katheris/microprofile-conference,karianna/microprofile-conference,karianna/microprofile-conference,microprofile/microprofile-conference,microprofile/microprofile-conference,katheris/microprofile-conference,AndyGee/microprofile-conference,AndyGee/microprofile-conference,katheris/microprofile-conference,katheris/microprofile-conference