Enable some more clang-tidy linter checks (#4738)

* Avoid inefficient AString -> c_str() -> AString round trip

* Avoid redundant string init expressions

* Avoid unnecessary return, continue, etc.

* Add .clang-format to help with clang-tidy fix-its

* Avoid unnecessary passing by value

* Avoid unnecessary local copying

* Avoid copying in range-for loops

* Avoid over-complicated boolean expressions

* Some violations missed by my local clang-tidy

* Allow unnecessary continue statements

* Add brackets

* Another expression missed locally

* Move BindingsProcessor call into clang-tidy.sh and add space

* Fix pushd not found error

* Different grouping of CheckBlockInteractionRate

src/Bindings/LuaServerHandle.cpp

@@ -36,8 +36,8 @@ void cLuaServerHandle::SetServerHandle(cServerHandlePtr a_ServerHandle, cLuaServ
 {
 	ASSERT(m_ServerHandle == nullptr);  // The handle can be set only once
 
-	m_ServerHandle = a_ServerHandle;
-	m_Self = a_Self;
+	m_ServerHandle = std::move(a_ServerHandle);
+	m_Self = std::move(a_Self);
 }