Add checkstyle plugin
Add checkstyle plugin

fqqb/yamcs,bitblit11/yamcs,bitblit11/yamcs,m-sc/yamcs,m-sc/yamcs,m-sc/yamcs,fqqb/yamcs,bitblit11/yamcs,yamcs/yamcs,m-sc/yamcs,fqqb/yamcs,m-sc/yamcs,yamcs/yamcs,bitblit11/yamcs,bitblit11/yamcs,fqqb/yamcs,yamcs/yamcs,yamcs/yamcs,yamcs/yamcs,yamcs/yamcs,fqqb/yamcs,fqqb/yamcs,m-sc/yamcs