Update git submodules

* Update docs/submodules/ccsdk/features.git from branch 'master'
  to 4e9e71fca284a4c2f6d49c335af2fd6545152122
  - Fixed sdnr sli dependencies
    
    Updated sdnr pom files to use sli version defined in parent pom instead
    of overriding with version 0.7.1
    
    Change-Id: Ifbfac82c798de8493fddf746de44183e6b323d6f
    Issue-ID: CCSDK-2334
    Signed-off-by: Dan Timoney <dtimoney@att.com>
    
diff --git a/docs/submodules/ccsdk/features.git b/docs/submodules/ccsdk/features.git
index d9eed98..4e9e71f 160000
--- a/docs/submodules/ccsdk/features.git
+++ b/docs/submodules/ccsdk/features.git
@@ -1 +1 @@
-Subproject commit d9eed983d95af5d130a727926e393f6678cec569
+Subproject commit 4e9e71fca284a4c2f6d49c335af2fd6545152122