Suppress missing jdbc drivers message (commented out default list of drivers classes in DatabaseUtils.props). Converted a whole bunch of syserr/sysout messages to calls to the logging framework.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11144 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Initial import

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11145 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Small javadoc fix.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11146 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Initial import

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11147 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Suppress missing jdbc drivers message (commented out default list of drivers classes in DatabaseUtils.props). Converted a whole bunch of syserr/sysout messages to calls to the logging framework.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11148 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Suppressed output of warning message for missing JDBC driver classes.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11149 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Within cluster sum of errors now takes instance weights into account.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11150 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Within cluster sum of errors now takes instance weights into account.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11151 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Within cluster sum of errors now takes instance weights into account.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@11152 e0a1b77d-ad91-4216-81b1-defd5f83fa92