css was over writing

need to to specify the css for the i tag icons for font awesome
header images updated

size of images increased and renamed images and added the other 2 images
changed the images and added captions

added one caption box that gets the text swapped out based on the
index. also changed the icons for right and left arrows and added real
copy for captions
added custom carrousel styles

added styles of the captions box and customized the carousel itself
added styles for slider shadow

added styles for slider shadow
added functionality for switching out the captions

the functionality is based on the index of the carrousel and an array
that holds all the info
removed the init of tabs

this is not necessary so i removed it