bump rx to rx-oss-v2.2 and add branch info on .gitmodules.

[mono.git] / external / rx

diff --git a/external/rx b/external/rx
index 00c1aadf149334c694d2a5096983a84cf46221b8..b29a4b0fda609e0af33ff54ed13652b6ccf0e05e 160000 (submodule)
--- a/external/rx
+++ b/external/rx
@@ -1 +1 @@
-Subproject commit 00c1aadf149334c694d2a5096983a84cf46221b8
+Subproject commit b29a4b0fda609e0af33ff54ed13652b6ccf0e05e