Merge branch 'release-5.1'

Minor cleaning of WellKnowns

Added safety margin for template matching

Release candidate 5.1

First release for v5

merged changes

Added examples from Recordare

Added a "javac.target" to force Java 1.5 level

Fixed old use of -score instead of -script

Fixed bug resulting in not copying/referencing JAI files in applicati…

…on jar file