JS: Provide a default file name for "Save As"

Signed-off-by: Harry King <harry.king@ausenco.com>
Signed-off-by: Harvey Harrison <harvey.harrison@ausenco.com>
JS: Provide a default file name for "Export 3D Binary File"

Signed-off-by: Harry King <harry.king@ausenco.com>
Signed-off-by: Harvey Harrison <harvey.harrison@ausenco.com>
JS: add explicit doubleValue() calls to the OutputHandle getter code

Some compilers (eclipse luna) seem to have a hard time with the return type here
and say the conversion is invalid, add explicit .doubleValue() calls similar
to the Object wrapper version that appear just before.

Signed-off-by: Harvey Harrison <harvey.harrison@ausenco.com>
JS: update version to 2014-37

Signed-off-by: Harvey Harrison <harvey.harrison@ausenco.com>