Page title fix
Img width, Google Analytics fix

Fixed ing width problem on mobiles and added new tracking code for GA.
Minified css
Twitter card fix & minor content fix
Merge branch 'dev'
Fixed twitter cards
Added license & minor Twitter card fix
Minor changes
Photo credit added
New Article - Journey
Arrow SVG & status.gif

Arrow.svg -> HTML code, loading screen image.
Merge branch 'Loading-Spinner' into dev
Merge branch 'dev'