[Bug #853] Rake $B$N%F%9%H$,L5$$(B

Bug #853: Rake e$B$N%F%9%H$,L5$$e(B
http://redmine.ruby-lang.org/issues/show/853

e$B5/I<<Te(B: okkez _
e$B%9%F!<%?%9e(B: Open, e$BM%@hEYe(B: Normal
e$B%+%F%4%je(B: lib

Rake e$B$N%F%9%H$,e(B test/ e$B0J2<$K$“$j$^$;$s!#e(B
Gem e$BHG$Ne(B Rake e$B$K$O%F%9%H$,$”$k$N$GDI2CO3$l$G$7$g$&$+!)e(B