Merge pull request #3 from paslavsky/GS-3

GS-3 Showcase Navigation
GS-9 Add highlight.js
GS-8 Rename GootstrapShowcase.html to the index.html
GS-7 Button showcase
Merge pull request #4 from paslavsky/GS-8

Gs 8
Merge pull request #5 from paslavsky/GS-7

GS-7 Button showcase
test
GS-4 Refactoring
GS-4 Refactoring