added (0.2.4): 'co build' uses --source option with implicit 'cofile' instead of required operand

added better error output to context.rs, fixed some compiler warnings

fixed some issues with parsing absolute padding, cleaned up some small compiler warnings

changed: updated command and coins crates, added release build flags for smaller output

added: created a relatively comprehensive README as a starting point for others

changed: updated command CLI to 0.3.1, padding command now supports hex literals

fixed: added more verbose error when LIT value doesn't have enough bytes for opcode

fixed: missing parameter on error format

changed: multi-byte representation switched from little-endian to big-endian

fixed: hashes in symbols broke relative addresses, updated rendering logic

added byte literals, and the needed hex parsing and text token changes for that

extracted cli from the codebase

canonicalizer for byte data and hashes, list navigation of library

crate::resolve now deletes the resolve file if it's empty

added .vscode folder to .gitignore

build can now execute from a different working directory than where the cofile lives

added a build script system

small example code changes

updated all examples to be correct

added rom rendering, simplified context, fixed relative anchor calculation errors, assembly works now