add post/get routes for categories
add individual category view
add category model
add routes for individual category objects
add basic css for boards
add random colors to graphs with multiple items and fix formatting of category data
add category records api route
move record display type logic to item model
simplify category record aggregation
use item.get_records to aggregate item records instead of checking display type
add an "add an item" dropdown and graph data to category view
fix display of main graph list
fix the way category_id presence is checked
only show row legend if category_id is present
slide whole body when displaying menu
update zepto
change animation speed of sidebar tab hover
change "bind" to "on" for tap/click detection of sidebar tab
add fastclick and upgrade zepto. fixes ghost taps on sidebar toggle button
rollback zepto