Version 0.7.16

  Remove embedded miscellaneous scripts (they need to be installed separately from now on):   http://github.com/xolox/vim-pyref/commit/712b775  Document vim-misc as external dependency:   http://github.com/xolox/vim-pyref/commit/d57636a  Make sure vim-misc is installed, politely complain if it isn't:   http://github.com/xolox/vim-pyref/commit/75da45a  Remove vim-misc compatibility check (missed that):   http://github.com/xolox/vim-pyref/commit/a06070e