Made toString for EDGE_KEY_OTHER "other" rather than the empty string to make EdgeKey sets easier to look at.
Made toString for EDGE_KEY_OTHER "other" rather than the empty string to make EdgeKey sets easier to look at.

liujed/polyglot-eclipse,xcv58/polyglot,xcv58/polyglot,xcv58/polyglot,liujed/polyglot-eclipse,liujed/polyglot-eclipse,xcv58/polyglot,blue-systems-group/project.maybe.polyglot,liujed/polyglot-eclipse,blue-systems-group/project.maybe.polyglot,blue-systems-group/project.maybe.polyglot,blue-systems-group/project.maybe.polyglot