logic: Added PCH support to CDB source groups (issue #311)

* added PCH Flags list and checkbox to reuse compiler flags and cdb flags to source group setup
* added UI tests for C++ and CDB source groups

testing/project_setup/cxx_cdb_pch/data/src/include/Bar.h

@@ -0,0 +1,17 @@
+#ifndef FOO_H
+#define FOO_H
+
+#include "FooBar.h"
+
+#ifndef COMPILER_FLAG
+	#error "COMPILER_FLAG not defined"
+#else
+
+class Bar : public FooBar
+{
+};
+
+#endif
+
+
+#endif // FOO_H

testing/project_setup/cxx_cdb_pch/data/src/include/Foo.h

@@ -0,0 +1,14 @@
+#ifndef BAR_H
+#define BAR_H
+
+#include "FooBar.h"
+
+#ifndef CDB_FLAG
+	#error "CDB_FLAG not defined"
+#endif
+
+class Foo : public FooBar
+{
+};
+
+#endif // FOO_BAR_H

testing/project_setup/cxx_cdb_pch/data/src/include/FooBar.h

@@ -0,0 +1,8 @@
+#ifndef FOO_BAR_H
+#define FOO_BAR_H
+
+class FooBar
+{
+};
+
+#endif // FOO_BAR_H

testing/project_setup/cxx_cdb_pch/data/src/main.cpp

@@ -0,0 +1,8 @@
+#include "pch.h"
+
+void test()
+{
+	Foo foo;
+	Bar bar;
+}
+

testing/project_setup/cxx_cdb_pch/data/src/pch.h

@@ -0,0 +1,9 @@
+
+#ifndef PCH_FLAG
+	#error "PCH_FLAG not defined"
+#else
+
+#include "Foo.h"
+#include "Bar.h"
+
+#endif