Splash Example Plugin 1.2

Most stable version for 5.3.x.
Refactored most of Splash Example.
Fixed various bugs.

Fixed: Exit Crashes in Profile/Release builds of release/local_release branches.
Fixed: GameSDK profile integration;
- Properly uses default profile attributes for resolution/fullscreen/fullscreenwindow
- Detects very first game launch and copies the default attributes to the current profile.
- Properly uses defaults in GameZero projects and templates.
Fixed: Initial splash overlay issue when using incorrect render dimensions in cfg.
Fixed: Missing debug pdb and other binary files.

For full technical change-list please refer to the commit history.