Smart Contract Accounts Doc - Quality Control

[VEG-Ginna]

Accounts Doc: https://docs.eosnetwork.com/docs/latest/smart-contracts/getting-started/Accounts

AC:

Check Smart Contracts Accounts Doc for the following quality attributes:

Likely to change large portions:

• [x] 2nd person voice
• [ ] comprehension (5th grade reading level)
• [ ] ability to machine translate
• [ ] grammar (keep it light)

Likely only smaller changes

• [x] spelling
• [x] check for uniqueness
• [x] Make headers first-cap only

For things with guide-wide changes, make a separate PR (like title/heading fixes)

[VEG-Ginna]

Docs PR #156 titles and capitalization

Docs PR #165 grammar and language