JDBC drivers: fix 'Unsupported URL' – drivers might be called witrh wrong URLs and then they should (according to the JavaDoc) return null instead of throwing an exception.
This problem occurred when --test-connection was testing multiple connections in parallel.
syntax: glob
*~
temp/*
java/sql-dk/data/info/globalcode/sql/dk/version.txt
java/sql-dk/data/info/globalcode/sql/dk/help.txt
syntax: regexp
^java/[^/]+/dist/
^java/[^/]+/build/
^java/[^/]+/nbproject/private/
^c\+\+/[^/]+/dist/
^c\+\+/[^/]+/build/
^c\+\+/[^/]+/nbproject/private/
^distributions/debian/.*\.deb$
^distributions/src/.*\.tar\.gz$
^distributions/fedora/TMP/
^distributions/fedora/.*\.rpm$