v0.5.0

Changes

• Updated dependencies
• Minor bug fixes
• Added initial functionality to allow extending Calculist through a separate app under the same domain, using a shared secret token
• Added ability to reference items by negative index using the item function
• Added first and last functions to get the first or last item in a list
• Updated find and filter functions to be curry-able, passing the predicate function as the first argument
• Updated table function to accept a "column map" using keyed functions to created derived columns
• Updated svg function to render "text" tags
• Updated various function strings