v0.5.0

Improvements:

• "find" added in REPL. Example: "find swap" lists all words with "swap" in its definition.
• find and % is now a alphabetically sorted list
• VM: INC added
• auto allocated strings added. Examples a( Hello) returns an address and also a" ...". The memory is automatically resized.
• metaword template name file added. You can now enclose code with <?fs ...?> in any file.
• compile time word char x added, which replaces x by its ASCII value.
• ParseFile loads files over http(s). Example: use exampledomain/myfile.fs
• VM (C): custom syscalls added
• use stdin, stdout and stderr for system and shell
• when local variables are shadowed, a warning is shown