Add jar and class files to hg ignore settings.
Add jar and class files to hg ignore settings.

nodatime/nodatime,zaccharles/nodatime,nodatime/nodatime,zaccharles/nodatime,malcolmr/nodatime,zaccharles/nodatime,jskeet/nodatime,BenJenkinson/nodatime,zaccharles/nodatime,zaccharles/nodatime,malcolmr/nodatime,malcolmr/nodatime,malcolmr/nodatime,zaccharles/nodatime,jskeet/nodatime,BenJenkinson/nodatime