Remove leading spaces in template

scrape some extra bytes minification
Fetch selected value only once per suggestion cycle. Resolves #4

To avoid inconsistencies between the various debounced events we fgetch the value once when setting the selected index and caring it throughout the rest of the suggestion cycle.
unbind events only if current_element exists. Resolves #3.
update minified version
index: Added twitter share button
index: Updated desc
index: Removed jquery from the example