Merge pull request #39 from nelsonblaha/master

Improves ISS spacecraft object logic
Merge pull request #44 from nelsonblaha/master

Handle nil variable in check_passes. This wouldn't have compiled in Scala!
Adds transition
Adds descriptions to cards
fixes animation time
Swaps glide.js with swiper
Appends swiper classes to html
Fixes import
Includes variable opacity slides
begins glass card integration
replaces ul with divs
Forces all slides visible
Adds pagination dots
Improves card footer on iphone4
DRY's up glasscard css
All page elements visible on iphone 4
Adds more card content on either side of visible card
Modifies copy and css to avoid overflow
Begins styling contact cards
adds twitter styling to glass cards