Bulk update for 2.5.0 release, see VDD for change summary

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "unit-test/ut_utils_lib"]
+	path = unit-test/ut_utils_lib
+	url = git@aetd-git.gsfc.nasa.gov:gsfc-cfs/ut_utils_lib.git

CMakeLists.txt

@@ -12,3 +12,13 @@ aux_source_directory(fsw/tables APP_TABLE_FILES)
 # Create the app module
 add_cfe_app(hk ${APP_SRC_FILES})
 add_cfe_tables(hk ${APP_TABLE_FILES})
+
+# If UT is enabled, then add the tests from the subdirectory
+# Note that this is an app, and therefore does not provide
+# stub functions, as other entities would not typically make
+# direct function calls into this application.
+if (ENABLE_UNIT_TESTS)
+  add_subdirectory(unit-test)
+endif (ENABLE_UNIT_TESTS)
+
+

README.md

@@ -4,9 +4,9 @@ core Flight System (cFS) Housekeeping Application (HK)
 Open Source Release Readme
 ==========================
 
-HK Release 2.4.3
+HK Release 2.5.0
 
-Date: 10/8/2020
+Date: 08/27/2021
 
 Introduction
 -------------
@@ -26,26 +26,23 @@ Introduction
 
   The HK application is written in C and depends on the cFS Operating System
   Abstraction Layer (OSAL) and cFE components.  There is additional HK application
-  specific configuration information contained in the application user's guide
-  available in https://github.com/nasa/HK/tree/master/docs/users_guide
-
-  This software is licensed under the Apache 2.0 license. 
+  specific configuration information contained in the application user's guide.
+
+  Developer's guide information can be generated using Doxygen:
+  doxygen hk_doxygen_config.txt
 
+
 
 Software Included
 ------------------
 
-  Housekeeping application (HK) 2.4.3
+  Housekeeping application (HK) 2.5.0
 
 
 Software Required
 ------------------
 
- Operating System Abstraction Layer 5.0 or higher can be
- obtained at https://github.com/nasa/osal
-
- core Flight Executive 6.8.0 or higher can be obtained at
- https://github.com/nasa/cfe
+ cFS Caelum
 
  Note: An integrated bundle including the cFE, OSAL, and PSP can
  be obtained at https://github.com/nasa/cfs