libgit2: Update to 0.21.2.

Author: arthurschreiber

CHANGELOG.md

@@ -1,8 +1,9 @@
-## Rugged 0.21.1 (August 16, 2014) ##
+## Rugged 0.21.2 (November 16, 2014) ##
 
-*   Update bundled libgit2 to 0.21.1.
+*   Update bundled libgit2 to 0.21.2 (from 0.21.0).
 
-    See https://github.com/libgit2/libgit2/releases/tag/v0.21.1 for a list
+    See https://github.com/libgit2/libgit2/releases/tag/v0.21.1 and
+    https://github.com/libgit2/libgit2/releases/tag/v0.21.2 for a list
     of fixed issues.
 
     *Arthur Schreiber*

test/commit_test.rb

@@ -306,7 +306,7 @@ def test_format_to_mbox
 +_file1.txt_
  file1.txt
 --
-libgit2 0.21.0
+libgit2 0.21.2
 
 EOS
   end
@@ -349,7 +349,7 @@ def test_format_to_mbox_multiple
 +file3
 +file3
 --
-libgit2 0.21.0
+libgit2 0.21.2
 
 EOS
 
@@ -388,7 +388,7 @@ def test_format_to_mbox_multiple
  file3
  file3
 --
-libgit2 0.21.0
+libgit2 0.21.2
 
 EOS
 
@@ -432,7 +432,7 @@ def test_format_to_mbox_exclude_marker
 +_file1.txt_
  file1.txt
 --
-libgit2 0.21.0
+libgit2 0.21.2
 
 EOS
   end
@@ -471,7 +471,7 @@ def test_format_to_mbox_diff_options
 +_file1.txt_
  file1.txt
 --
-libgit2 0.21.0
+libgit2 0.21.2
 
 EOS
   end