Annotate everything with MetaPOD
add generated inheritance diagram
Increase dep on Plugin::Twitter
Update README
Update changes
v1.7.4

 - Maintenance release
 - ::Twitter bumped for API v1.0 deprecation

 [Dependencies::Changed / build requires]
 - Module::Build 0.4004 → 0.4005

 [Dependencies::Changed / configure requires]
 - Module::Build 0.4004 → 0.4005

 [Dependencies::Changed / develop suggests]
 - Dist::Zilla::PluginBundle::Author::KENTNL v1.7.3 → v1.7.4

 [Dependencies::Changed / runtime requires]
 - Dist::Zilla::Plugin::Twitter 0.017 → 0.021

 [Documentation]
 - Retroactively modernize Changes
 - Add MetaPOD and Class Graph