Fixed a possible null pointer dereference.
Fixed extremely long lines.
Fixed a magic number in BasicImageTransformations.
Simplified ZoomToFitTransformer.getBasicTransformations
Fixed classpaths for the checkstyle plugin.
Reduced extremely long lines in core.
Checkstyle: increased the maximum allowed line length to 120 but it is now an error instead of a warning.
Formatting fix: jtrim-style.xml
Added checkstyle test for test code.
Fixed checkstyle errors in test of core.
Fixed a weird classpath resolution issue in the checkstyle plugin.