Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to ed4ad1886d7f11b7079d12515e9fb494fd58a2ba
  - Delete obsolete "csit" directory from repo

    "csit" is now long time obsolete here and moved to it's
    own repo so removing dir to clean up.

    Change-Id: Ie18bc2aa3aae5ba1951111b9237ce516858d2df5
    Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>
    Issue-ID: INT-1424

diff --git a/docs/submodules/integration.git b/docs/submodules/integration.git
index 0e11171..ed4ad18 160000 (submodule)
--- a/docs/submodules/integration.git
+++ b/docs/submodules/integration.git
@@ -1 +1 @@
-Subproject commit 0e1117113e33d27e3e10c6e0bd745ff0747be555
+Subproject commit ed4ad1886d7f11b7079d12515e9fb494fd58a2ba