update libgit2 v0.20.0

chobie · chobie · commit 046d06084247 · 2014-01-10T11:25:40.000+09:00
diff --git a/libgit2 b/libgit2
@@ -1 +1 @@
-Subproject commit eddc1f1ed78898a4ca41480045b1d0d5b075e773
+Subproject commit 43cb8b32428b1b29994874349ec22eb5372e152c
