Update addon browser for addons.dmdirc.com move.
Merge pull request #129 from greboid/activewindowtests

Update addon browser for addons.dmdirc.com move.
Set versions on plugins properly.

This makes the plugins include their version in the output file
name, and when used as a dependency.

Also create a dist-versioned directory which accumulates versioned
plugins.
Merge pull request #130 from csmith/master

Set versions on plugins properly.
HTTPS some URLs.

Tidy up the developers list a bit.
Merge pull request #131 from csmith/master

HTTPS some URLs.
Add Channel Who skeleton.
Fix injection.
Fix injection.
Merge pull request #132 from greboid/activewindowtests

Add Channel Who Skeleton.
Merge pull request #133 from greboid/master

Fix non refreshing away colours.
Unit test beep command.
Merge pull request #134 from greboid/unittests

Unit test beep command.
Tidy up gradle source sets.

This replaces the default source directories (src/main/java, etc)
with our own, instead of just appending ours to the list.
Merge pull request #135 from csmith/master

Tidy up gradle source sets.
Gradle version bump.
Merge pull request #136 from csmith/master

Gradle version bump.