Cleanup - remove unused import
[IZPACK-1161] UserInputPanel - dynamic hiding/unhiding of fields depending on conditions affected by settings of radiobutton fields on the same panel broken
Merge pull request #270 from rkrell/IZPACK-1161

IZPACK-1161 UserInputPanel - dynamic hiding/unhiding of fields depending on conditions affected by settings of radiobutton fields on the same panel broken
enumeration: duplicate value "ref"
enumeration: missing value "contains"
@see http://docs.codehaus.org/display/IZPACK/Contains+Condition
Merge pull request #271 from Helpstone/IZPACK-1162

Izpack-1162
add @SuppressWarnings("unused"), because
@SuppressWarnings("PointlessBooleanExpression") is not understood by
Eclipse
removed unused imports
Revert "add @SuppressWarnings("unused"), because"

This reverts commit 8fba1774a5f5d7e6b93decf2e979ae97ebcdbb3c.
Merge pull request #274 from Helpstone/IZPACK-1164

Izpack-1164: Remove unused imports