Revert "#136 Move test binaries to Testing/bin"

This reverts commit 02f318978863a74c74359bc5bf7ab2ed09cf0d87.
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 70644cf..77b582f 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -2,9 +2,9 @@
 
 # ----------------------------------------------------------------------------
 # output directories
-set (CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/Testing/bin")
-set (CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/Testing/lib")
-set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/Testing/lib")
+set (CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
+set (CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
+set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 
 # set working directory of test commands
 set (GFLAGS_FLAGFILES_DIR "${CMAKE_CURRENT_SOURCE_DIR}")