Merge pull request #5848 from RosettaCommons/roccomoretti/vector_delete
Make vector1 more robust to Windows
PR #5843 demonstrated that the Rosetta utility::vector1 (but not std::vector) has issues with forward declared types on Windows. Playing around with it, I figured out the issue was the (explicit) destructor definitions. Defaulting them solves the issue seen on the Foldit branch.