Site updates 0.88

Created 4/23/2013, updated 5/18/2017

site
updates
snippets


a053d83 Use shorter URLs in tweets
04bd957 Use base-36-encoded short IDs on /t/ links
080c58f Use Base-79 in short links
f5ec9fe Eliminate temporary variable in Tweet.short_link_from_id
ff03156 Don't try to talk to Twitter in the test suite
d31c360 Add specs for link shortening methods
331a592 Use shorter domain in shortened URLs