Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to f47919f1fe367b612fa9c96d34c59f01a541e882
  - Replaced all tabs with spaces in java and pom.xml
    
    Added in maven plugins to enforce coding style rules
    Added in eclipse java formatting xml
    
    Change-Id: I3727bbf4ce8dc66abfd8ad21b6cfd0890c5d3ff0
    Issue-ID: SO-1765
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>
    
diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 54452b8..f47919f 160000
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 54452b80a1cf4d22ef750bc1377f8c1b05431d57
+Subproject commit f47919f1fe367b612fa9c96d34c59f01a541e882