#926 Conan recipe for Catch single header

- Insert catch.hpp (single header) to package
- Copy BDDTests and TrickyTest to validate Catch package

Signed-off-by: Uilian Ries <uilianries@gmail.com>

conanfile.py

@@ -0,0 +1,19 @@
+#!/usr/bin/env python
+from conans import ConanFile
+
+
+class CatchConan(ConanFile):
+    name = "Catch"
+    version = "1.9.5"
+    description = "A modern, C++-native, header-only, framework for unit-tests, TDD and BDD"
+    author = "philsquared"
+    generators = "cmake"
+    exports_sources = "single_include/*"
+    url = "https://github.com/philsquared/Catch"
+    license = "BSL-1.0"
+
+    def build(self):
+        pass
+
+    def package(self):
+        self.copy(pattern="catch.hpp", src="single_include", dst="include")