igit removed from path (no longer a submodule)

diff --git a/ext/igit b/ext/igit
deleted file mode 160000 (submodule)
index e69fdcf..0000000
--- a/ext/igit
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit e69fdcf4e25456730c80b6c16bd8768e6820b861