#283 Adds support for fullTextSearch attribute on {{paper-autocomplete}}. Enables passing Promises to the model attribute on {{paper-autocomplete}}. Docs updated.
#311 Fixed issue with paper-wormhole div in <head> tag.
#120 Rewrite {{paper-input}} from scratch with validation messages. Deprecated {{paper-text}} in favor to the new {{paper-input}}. The transition should be easy.