Removed spritesheet, added custom icon font(s), added styles for icon font
Added icon font for header burger icon, removed spritesheet styles
Added user menu down arrow
Added homepage header down arrow icon, added anchor styles for icon fonts, removed uneccersary markup
Added styles to sepcific icons, added icons to about page
Added icons to project-titan page, mades icon styles more reusable, created inline class
added icons to technology page
Updated font with new icons, added icons to all page section headings
Use attribute selector
Reorganised styles
Changed icon div tags to <i> tags
Removed inline class, added margin right to all icon classes, reset margin on user menu arrow
Removed inline class from markup
Made user nav arrow change on checkbox checked, cleaned markup
Merge pull request #36 from Precise-Pixels/icon-font

[READY] Icon font
merged master and fixed conflicts.