Changes between 7.0.1 and 7.0.2

Plugin changes

• Fix version comparison in find_updates plugin [#1832]
• Suppress link when xkcd plugin is triggered by a URL [#1848]
• Fix reddit grammar when post/comment only has 1 point [#1849]
• Handle missing data when safety plugin uses VirusTotal [#1851]
• Update search plugin for changed Bing SERPs [#1852]
  • Also fixes xkcd plugin's find-comic-by-keywords functionality

Core changes

• Fixed that per-channel configuration didn't work as documented for some
  plugin types [#1840]
• Show how to use channel key (password) in configuration examples [#1844]
• Fixed URL callbacks bypassing user/channel restrictions [#1845]
• Capped urllib3 (transitive dependency from requests) version on Python
  3.3 to avoid a recent release breaking things
• Meta: Fixed incorrect links in changelog entry for 7.0.1

API changes

• Handle 0 seconds properly in tools.time.seconds_to_human() [#1843]