Various minor improvements to README.md

[randolf]

No description provided.

[mramshaw]

You missed the "envrionment" typo.

[randolf]

You missed the "envrionment" typo.

Good catch! Thank you.

I just submitted another commit, but now I'm seeing conflicts. I must be doing something wrong.

[mramshaw]

I just submitted another commit, but now I'm seeing conflicts. I must be doing something wrong.

At the risk of being offensive, ALWAYS do a 'git pull' or 'git fetch' first before working on code.

I've met Troy, he's pretty sharp - and had already fixed that typo.