Updates

• Agents file and Contributing file
• X.509 certificate parsing & basic validity checking
• No longer include .der files (gitignore change)
• Updated Commenting, ie. made it more clearer and standardized it a bit.
• Updated Readme & Roadmap

Code

• Now at 4.5k lines of assembly, 3.3k lines are actual code, 701 commenting lines.
• By the way its 3,300 lines exactly for the asm code lines