* Move all plugins to their own top-level directories.
* Move resources out of source trees
* Add Gradle build scripts.
* Remove ivy and ant build scripts.

Change-Id: Ib69a48ef26800c174ccf51c84ff9d1f73529460f
Depends-On: I303b6b69518468f98d48d835b8f40135d9e4bcbf
Reviewed-on: http://gerrit.dmdirc.com/3850
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: I41a2be71d099a4bfcfe20cea34cb83f3ac183e04
Reviewed-on: http://gerrit.dmdirc.com/3573
Reviewed-by: Chris Smith <chris@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Add question dialog to DCC Chats.
Add question dialog to DCC Sends.
Remove unused method askQuestion method.

Change-Id: Iaf9f6ff679ea662df46b7da25d212d79097bd9bd
Reviewed-on: http://gerrit.dmdirc.com/3498
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>