Updated Readme, Small Changes

Updated the readme for v1.4.0

- Moved getting playlist data to SetupUI function
- Validating folder string before use now, fixed a few tracks not downloading
- Changing screen before cleaning temp files to remove delay when finishing download
- Fixed .vcproj file for new files

Updated Readme

Updated readme to account for new v1.3.0 features

Folder Permission Checking

Will now check for folder permissions and errors and if any errors arise, it will prompt to elevate the program which should fix some downloading issues.

Readme, Bugfixes

- Updated readme to account for new release features

- Fixed overwriting not working properly, didn't delete files from target folder
- Assigning metadata is now handled properly allowing for later use

Even Thread Redistribution, readme update,added license

Finally added a license to the project. Honestly should have been done earlier but I am no lawyer and it took me a good while to research it all. The project is now under the GPU General Public License v3.0 from this commit forwards

After a thread has finished downloading its allocated songs, it will evenly split the total remaining songs between all threads. Implemented to stop wasting that potential extra thread space.

Updated the readme:
- Fixed some stupid vocabulary
- Added a FAQ
- Added a License Section
- Acknowledged licenses of packages used

Bug fixes:
- Fixed episodes and other songs that returned null from crashing the program

Actually fixed downloading

- Now uses temp directory for downloading folder

Exit Bug fixed

- Fixed threads not exiting if not downloading anything

Update README.md

Fixed timeouts

- Fixed QProcesses timing out, otherwise would freeze program for older devices
- Removed unessesary UI
- Started to implement multithreading

Bug Fixes

- Fixed files not being deleted correctly
- Fixed app running in the background after close
- Added proper cleanup on closing application
- Fixed notification popup incorrect text