7100: proper handling of dates with NY in Date.set

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/trunk@23275 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
Add right-click 'Make Active Media' to Photo class

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/trunk@23276 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
Add right-click support for media in detail views

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/trunk@23277 4ae1f11a-8b86-4847-b8af-ab372f36d1fd