Pom updates
Pom updates

Add xml tag.
Updated sonatype parent.
Proper usage of setting compiler version
Updated cobertura, javadoc.
Deleted site version as it doesn't work that way and added site plugin
latest version.
Use plugin management for all used plugins
Remove use of plugins outside of plugin management

robert-bor/CSVeed,robert-bor/CSVeed,robert-bor/CSVeed