build 2 compiled

The second build is compiled at 23:11. Haven't tested much, try at your own risk.

Changes:

• Wall shapes now depend on the surroundings making them look prettier.
• The game now saves in AppData/LocalLow/Knopsan games/PlayWalls/playwallsmap. All files are now in .plw extension. Converter from build 1 present, to convert a map, place it in the build folder.
• The version number for game jolt now shows in the bottom-right corner. Current version is 0.1.1.