ENH: Some minor tweaks. Only exposed on option: BUILD_TESTING. the Slicer3 one will be the one used

git-svn-id: http://svn.slicer.org/Slicer4/trunk@10 3bd1e089-480b-0410-8dfb-8563597acbee

CMakeLists.txt

 PROJECT( Slicer3 )
+CMAKE_MINIMUM_REQUIRED(VERSION 2.0)
+MARK_AS_ADVANCED(CMAKE_BACKWARDS_COMPATIBILITY)
+
+#-----------------------------------------------------------------------------
+# Slicer version number.
+SET(Slicer3_VERSION_MAJOR "3")
+SET(Slicer3_VERSION_MINOR "0")
+SET(Slicer3_VERSION_PATCH "0")
+SET(Slicer3_VERSION "${Slicer3_VERSION_MAJOR}.${Slicer3_VERSION_MINOR}")
+SET(Slicer3_VERSION_FULL "${Slicer3_VERSION}.${Slicer3_VERSION_PATCH}")
+
 
 #
 # Top level slicer3 configurations
@@ -15,7 +26,8 @@ SET (EXECUTABLE_OUTPUT_PATH ${Slicer3_BINARY_DIR}/bin/
 
 # Add the testing directories
 
-OPTION(Slicer3_BUILD_TESTING "Test the project" ON)
+OPTION(BUILD_TESTING "Test the project" ON)
+SET(Slicer3_BUILD_TESTING ${BUILD_TESTING})
 IF(Slicer3_BUILD_TESTING)
     ENABLE_TESTING()
     INCLUDE (${CMAKE_ROOT}/Modules/Dart.cmake)
@@ -29,7 +41,7 @@ ENDIF(Slicer3_BUILD_TESTING)
 #
 
 ## ITK
-FIND_PACKAGE(ITK)
+FIND_PACKAGE(ITK REQUIRED)
 IF (NOT ITK_FOUND)
   MESSAGE (FATAL_ERROR "Need ITK to build")
 ENDIF (NOT ITK_FOUND)
@@ -38,7 +50,7 @@ INCLUDE(${ITK_USE_FILE})
 
 
 ## KWWidgets
-FIND_PACKAGE(KWWidgets)
+FIND_PACKAGE(KWWidgets REQUIRED)
 IF (NOT KWWidgets_FOUND)
   MESSAGE (FATAL_ERROR "Need KWWidgets to build")
 ENDIF (NOT KWWidgets_FOUND)