Bump BREE to Java 1.5.

Now that DLTK core is at 1.6 bumping everything to at least 1.5 would
allow generifying througout the codebase.

Change-Id: Ib7f65b6ef0d9e0cf7276c5666d8ff19d6e0f6cb6
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>