Added unit tests for cca() and svd_fast()

dlib/test/CMakeLists.txt

@@ -25,6 +25,7 @@ set (tests
    bridge.cpp
    bsp.cpp
    byte_orderer.cpp
+   cca.cpp
    clustering.cpp
    cmd_line_parser.cpp
    cmd_line_parser_wchar_t.cpp

dlib/test/makefile

@@ -41,6 +41,7 @@ SRC += binary_search_tree_mm2.cpp
 SRC += bridge.cpp
 SRC += bsp.cpp
 SRC += byte_orderer.cpp
+SRC += cca.cpp
 SRC += clustering.cpp
 SRC += cmd_line_parser.cpp
 SRC += cmd_line_parser_wchar_t.cpp