Fix error with prerelease on ROS

CMakeLists.txt

@@ -80,6 +80,8 @@ IF(NOT INSTALL_PYTHON_INTERFACE_ONLY)
 ENDIF(NOT INSTALL_PYTHON_INTERFACE_ONLY)
 
 ADD_SUBDIRECTORY(src)
-ADD_SUBDIRECTORY(tests)
+IF(BUILD_TESTING)
+    ADD_SUBDIRECTORY(tests)
+ENDIF(BUILD_TESTING)
 
 PKG_CONFIG_APPEND_LIBS(${PROJECT_NAME})

package.xml

@@ -24,6 +24,8 @@
   <depend>sot-tools</depend>
   <depend>pinocchio</depend>
   <depend>dynamic-graph-python</depend>
+  <depend>liblapack-dev</depend>
+  <depend>libopenblas-dev</depend>
 
   <doc_depend>doxygen</doc_depend>
   <doc_depend>dynamic-graph</doc_depend>