added simple skill classes to cmake

source/RobotAPI/libraries/skills/provider/CMakeLists.txt

@@ -21,6 +21,8 @@ armarx_add_library(
         LambdaSkill.cpp
         SimpleSkill.cpp
         SimpleSpecializedSkill.cpp
+        SimplePeriodicSpecializedSkill.cpp
+        SimplePeriodicSkill.cpp
         SpecializedSkillProxy.cpp
         PeriodicSkill.cpp
         SpecializedSkill.cpp
@@ -35,6 +37,8 @@ armarx_add_library(
         LambdaSkill.h
         SimpleSkill.h
         SimpleSpecializedSkill.h
+        SimplePeriodicSpecializedSkill.h
+        SimplePeriodicSkill.h
         SpecializedSkillProxy.h
         PeriodicSkill.h
         SpecializedSkill.h