Add recipes

recipes/wip/demos/rootvg/recipe.toml

+#TODO not compiled or tested
+[source]
+git = "https://github.com/MeadowlarkDAW/rootvg"
+[build]
+template = "custom"
+script = """
+cookbook_cargo_examples demo
+"""

recipes/wip/emulators/cpu/6502-emulator/recipe.toml

+#TODO not compiled or tested
+[source]
+git = "https://github.com/ArchUsr64/6502_emulator"
+[build]
+template = "cargo"

recipes/wip/graphics/terminal/blockpaint/recipe.toml

+#TODO not compiled or tested
+[source]
+git = "https://github.com/wooster0/blockpaint"
+[build]
+template = "cargo"

recipes/wip/graphics/terminal/img2text/recipe.toml

+#TODO not compiled or tested
+[source]
+git = "https://github.com/yvt/img2text"
+[build]
+template = "cargo"