* 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: Ibf3d23c723ce7cf8bbd9505b23966fdfdeda8911
Reviewed-on: http://gerrit.dmdirc.com/3334
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

This is a conversion of all the current swing pref settings to
a new meta-data format. The plan is for the core/plugin system
to be able to parse this and generate the necessary model for
the prefs system.

Change-Id: Iea6e96db79af747c325d66a7d621b4d43b9af177
Reviewed-on: http://gerrit.dmdirc.com/3321
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>