The command is `make bootstrap build` not `make boostrap build`.

* Fixing the make target in the readme (misspelling)
* Adding link to Glide.

Also add an example.

This strips the README back to an accurate representation of the current
state of the project. We can begin adding to it again as it
re-stabilizes.

Also adding docs on pushing, and the script for pushing.

Fixing the broken link to the design doc in the README.md