[Logging] Logging Improvements (#2755)

* Console logging improvements

* stderr handling

* Add origination information

* Formatting

* Update zoneserver.cpp

* Update eqemu_logsys.cpp

* Remove semicolon from MySQLQuery log output

* Remove IsRfc5424LogCategory

* Remove no longer used functions

* Remove definition BUILD_LOGGING

* Deprecate categories UCSServer & WorldServer

* Deprecate UCS / World Server / Zone Server categories

* Deprecate Status, QSServer, Normal

* Update login_server.cpp

* Deprecate Emergency, Alert, Critical, Notice

* Deprecate Alert

* Fix terminal color resetting

* Deprecate headless client

* Move LogAIModerate to Detail

* Deprecate moderate logging level for detail

* Update logs.cpp

* Logs list simplify

* Update logs.cpp

* Add discord to log command

* Remove unused headers

* Windows fix

* Error in world when zones fail to load

* Show warning color properly

* Keep loginserver thread log from colliding with other logs during startup

* Deprecate Loginserver category

world/cli/test_colors.cpp

@@ -0,0 +1,94 @@
+#include "../../common/zone_store.h"
+#include "../../common/termcolor/rang.hpp"
+
+void WorldserverCLI::TestColors(int argc, char **argv, argh::parser &cmd, std::string &description)
+{
+	description = "Test command";
+
+	if (cmd[{"-h", "--help"}]) {
+		return;
+	}
+
+	using namespace std;
+	using namespace rang;
+
+	// Because rang use static values it means that all redirections should be done
+	// before calling rang functions.
+
+	// Visual test for background colors
+	cout << bg::green
+		 << "This text has green background." << bg::reset << endl
+		 << bg::red << "This text has red background." << bg::reset << endl
+		 << bg::black << "This text has black background." << bg::reset << endl
+		 << bg::yellow << "This text has yellow background." << bg::reset
+		 << endl
+		 << bg::blue << "This text has blue background." << bg::reset << endl
+		 << bg::magenta << "This text has magenta background." << bg::reset
+		 << endl
+		 << bg::cyan << "This text has cyan background." << bg::reset << endl
+		 << bg::gray << fg::black << "This text has gray background."
+		 << bg::reset << style::reset << endl
+
+		 << endl
+
+		 // Visual test for foreground colors
+		 << fg::green << "This text has green color." << fg::reset << endl
+		 << fg::red << "This text has red color." << fg::reset << endl
+		 << fg::black << bg::gray << "This text has black color." << fg::reset
+		 << bg::reset << endl
+		 << fg::yellow << "This text has yellow color." << fg::reset << endl
+		 << fg::blue << "This text has blue color." << fg::reset << endl
+		 << fg::magenta << "This text has magenta color." << fg::reset << endl
+		 << fg::cyan << "This text has cyan color." << fg::reset << endl
+		 << fg::gray << "This text has gray color." << style::reset << endl
+
+		 << endl
+
+		 // Visual test for bright background colors
+		 << bgB::green << fg::black << "This text has bright green background."
+		 << style::reset << endl
+		 << bgB::red << "This text has bright red background." << style::reset
+		 << endl
+		 << bgB::black << "This text has bright black background."
+		 << style::reset << endl
+		 << bgB::yellow << fg::black
+		 << "This text has bright yellow background." << style::reset << endl
+		 << bgB::blue << "This text has bright blue background." << style::reset
+		 << endl
+		 << bgB::magenta << "This text has bright magenta background."
+		 << style::reset << endl
+		 << bgB::cyan << "This text has bright cyan background." << style::reset
+		 << endl
+		 << bgB::gray << fg::black << "This text has bright gray background."
+		 << style::reset << style::reset << endl
+
+		 << endl
+
+		 // Visual test for bright foreground colors
+		 << fgB::green << "This text has bright green color." << endl
+		 << fgB::red << "This text has bright red color." << endl
+		 << fgB::black << "This text has bright black color." << endl
+		 << fgB::yellow << "This text has bright yellow color." << endl
+		 << fgB::blue << "This text has bright blue color." << endl
+		 << fgB::magenta << "This text has bright magenta color." << endl
+		 << fgB::cyan << "This text has bright cyan color." << endl
+		 << fgB::gray << "This text has bright gray color." << style::reset
+		 << endl
+
+		 << endl
+
+		 // Visual test for text effects
+		 << style::bold << "This text is bold." << style::reset << endl
+		 << style::dim << "This text is dim." << style::reset << endl
+		 << style::italic << "This text is italic." << style::reset << endl
+		 << style::underline << "This text is underlined." << style::reset
+		 << endl
+		 << style::blink << "This text text has blink effect." << style::reset
+		 << endl
+		 << style::rblink << "This text text has rapid blink effect."
+		 << style::reset << endl
+		 << style::reversed << "This text is reversed." << style::reset << endl
+		 << style::conceal << "This text is concealed." << style::reset << endl
+		 << style::crossed << "This text is crossed."
+		 << style::reset << endl;
+}