more literals, use some in PIP, small refactor PIThread::start (clang-format mistakes)

main.cpp

@@ -26,12 +26,10 @@ REGISTER_VARIANT_CAST(PIString, SomeType) {
 	return SomeType{sl[0].toInt(), sl[1].toFloat()};
 }
 #include "piliterals.h"
+
 int main(int argc, char * argv[]) {
 	// clang-format off
-	piCout <<   2_MB;
-	piCout << 2.1_MB;
-	piCout <<   2_MiB;
-	piCout << 2.1_MiB;
+	piCout << 0.5_s;
 	// clang-format on
 	return 0;
 	/*PIValueTree root;