Corrected markdown headings

[theist]

Seems that some markdown headings lacks of a space, causing to render the #symbols literally once markdown is rendered

• I've read and understood the Contributing guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.
• I've been mindful about doing atomic commits, adding documentation to my changes, not refactoring too much.
• I've a descriptive title and added any useful information for the reviewer. Where appropriate, I've attached a screenshot and/or screencast (gif preferably).
• I've written tests to cover the new code and functionality included in this PR.
• I've read, agree to, and signed the Contributor License Agreement (CLA).

PR Summary

e.g. New functionality for producing whatsits.

Corrected some of the readmes headings

Related Issues

e.g. Fixes #206 and closes #230

Does not apply

Test strategy

e.g. Add tests around whatsit production.

Does not apply

[coveralls]

Coverage remained the same at 29.268% when pulling b05b73e on theist:patch-1 into 1d28f68 on slackhq:master.

[Roach]

Thanks!