Pub should host the dartdoc

[stevemessick]

[user feedback]
[ed note: Not sure if this is a pub or doc issue]

Pub should host the dartdoc documention for every package (also by version!). If a package uses another packages, the documentation sould be linked to the right version of the package
////////////////////////////////////////////////////////////////////////////////////
Editor: 1.1.0.dev_05_11 (2014-01-15)
OS: Windows 8 - amd64 (6.2)
JVM: 1.7.0_45

projects: 1

open dart files: 1

auto-run pub: true
localhost resolves to: 127.0.0.1
mem max/total/free: 1778 / 720 / 288 MB
thread count: 31
index: 136884 relationships in 28117 keys in 211 sources

SDK installed: true
Dartium installed: true

[nex3]

Added Duplicate label.
Marked as being merged into #5130.

[DartBot]

This issue has been moved to dart-lang/pub#820.