HLE/Applets: Implement ErrEula applet

Result: Update the ErrorModule enum

PICA: Implement scissor test

Switch context to the same thread if necessary

srv: Update according 3dbrew

Remove superfluous std::move in return std::move(local_var)

Add GPL license.txt and README.md to builds

Fix recursive scanning of directories

Qt: Fix MicroProfile dpi scaling

ForeachDirectoryEntry didn't actually do anything with the `recursive`
parameter, and the corresponding callback parameter was shadowing the
actual recursion counters in the user functions.

Thread: update timeout when reruning WaitSynch

CI: Use Qt 5 and GCC 6 on Ubuntu CI builds

Refactor arm_dyncom_interpreter into several files (take 2)

Fix AppVeyor WinSCP download

Implement standard fog (fog mode 5)

Kernel: Added ClientPort and ServerPort classes, along with svcCreatePort.

HID: add missing header

SDL2: Add forgotten default config changes from 7129611e

Refactor input mapping & implement circle pad modifier

This allows us to get the addressing operation for STRT, LDRT, STRBT,
and LDRBT. We do this so that translation functions don't need to
see the addressing ops directly.