Moved ancillary files to extras/ (fixes #1011)

extras/tests/MixedConfiguration/CMakeLists.txt

@@ -0,0 +1,24 @@
+# ArduinoJson - arduinojson.org
+# Copyright Benoit Blanchon 2014-2019
+# MIT License
+
+# we need C++11 for 'long long'
+set(CMAKE_CXX_STANDARD 11)
+
+add_executable(MixedConfigurationTests
+	cpp11.cpp
+	decode_unicode_0.cpp
+	decode_unicode_1.cpp
+	enable_infinity_0.cpp
+	enable_infinity_1.cpp
+	enable_nan_0.cpp
+	enable_nan_1.cpp
+	use_double_0.cpp
+	use_double_1.cpp
+	use_long_long_0.cpp
+	use_long_long_1.cpp
+	enable_progmem_1.cpp
+)
+
+target_link_libraries(MixedConfigurationTests catch)
+add_test(MixedConfiguration MixedConfigurationTests)