added test case for Git2\TreeBuilder::write
added test case for Git2\TreeBuilder::write

libgit2/php-git,libgit2/php-git,MagicalTux/php-git,garvins/php-git,MagicalTux/php-git,garvins/php-git,libgit2/php-git,garvins/php-git,MagicalTux/php-git,garvins/php-git