Update 1. Get Started.md
Update 2. Understand.md
Merge branch 'wip' of https://github.com/elenatorro/server-for-dummies into elenatorro-wip

* 'wip' of https://github.com/elenatorro/server-for-dummies:
  Update 2. Understand.md
  Update 1. Get Started.md
Merge branch 'elenatorro-wip' into wip

* elenatorro-wip:
  Update 2. Understand.md
  Update 1. Get Started.md