Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 244d353aeda3662d57c6629eb95ee4791b7c07f1
  - Merge "Removed MsoLogger from 'so-bpmn-tasks'"
  - Removed MsoLogger from 'so-bpmn-tasks'

    Replaced MsoLogger with plain slf4j.
    Refactored login output.
    Fixed imports.

    Change-Id: I53895308cd3f9fb006738f7aa4d2ba5880ba3d85
    Issue-ID: LOG-631
    Signed-off-by: Robert Bogacki <r.bogacki@samsung.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 0ceebe1..244d353 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 0ceebe19816b1d95218be00d5113545933067344
+Subproject commit 244d353aeda3662d57c6629eb95ee4791b7c07f1