Update u2020 to u2021

We can add it. It's only for Java 6 users which Android falls under :(
On Nov 11, 2014 2:18 AM, "Prateek Srivastava" <notifications@github.com>
wrote:

> In build.gradle:
>
> >  }
> >
> >  dependencies {
> >    compile 'com.android.support:support-v4:21.0.0'
> >
> > -  compile 'com.squareup.dagger:dagger:1.2.1'
> > -  provided 'com.squareup.dagger:dagger-compiler:1.2.1'
> > +  compile 'com.google.dagger:dagger:2.0-SNAPSHOT'
> > +  apt 'com.google.dagger:dagger-compiler:2.0-SNAPSHOT'
> > +  provided 'org.glassfish:javax.annotation:10.0-b28'
>
> Is this requirement documented anywhere on the Dagger project?
>
> —
> Reply to this email directly or view it on GitHub
> <https://github.com/JakeWharton/u2020/pull/42/files#r20126702>.
>