Beta versions of maven plugins are omitted from this
upgrade.
A new version of Tycho brings in an update ECJ which means some
of the class files are different, hence the need to bump versions
of bundles too.
A new calendar year brings an update to Copyrights
Added missed license headers
Updated baseline for the parent pom to CDT 10.2
Updated version for pom.xml to 10.3
Updated version for features and bundles to CDT 10.3
Updated copyright for about.properties to be 2021
Incremented version + 100 where needed
Change-Id: I79666fcc0402fee6607499d7dce1eaf87a5f446d
Signed-off-by: Alexander Fedorov <alexander.fedorov@arsysop.ru>