Merge branch 'powerups/documentation' into develop
Update README.md
Rename 2.sql to 5.sql

Renamed the evolution in order to allow other evolutions to run before it, given the need.
Create README.md
Update README.md
Update README.md
Fix breaking newline.
Remove reference to securesocial
Update Powerup.java
Merge branch 'develop' into powerups/documentation