search for: wxgridstringt

Since things seemed to be somewhat stable (that is, wxruby2 compiles and runs on all three platforms), I tagged what has been there for a couple days as v0_0_29. Nothing magic about it, but it had been a while since I had tagged. Then I worked on adding directors to the classes that don''t have them, in the hopes of avoiding more segfault crashes during garbage collection. I was able