Apply a bunch of style fixes.

Change-Id: I314e09dcebabcce452881754ef370c2495692030
Reviewed-on: http://gerrit.dmdirc.com/4000
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Remove pointless super() calls.
Remove redundant interface decs.
Remove unnecessary enum annotations.
Change .length == 0 to .isEmpty.

Change-Id: I80c52ef8c39d9fc45038921285dd85bba6b397d4
Reviewed-on: http://gerrit.dmdirc.com/3843
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: Ib2153bdebbdbee234ba593da4ccdb7969ee23aed
Reviewed-on: http://gerrit.dmdirc.com/3838
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: Ib6f8bf58d07d0c23369b41e8eda94ac4a36774b7
Reviewed-on: http://gerrit.dmdirc.com/3802
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: I7cfa545b8524fa5fc49606bd11006c37969fd78f
Reviewed-on: http://gerrit.dmdirc.com/3792
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>

Change-Id: If6e8898bb70dfc6390267a8f8066d93bf844dc0a
Reviewed-on: http://gerrit.dmdirc.com/3688
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: I7ff972c3ca8eab51c20c36d88fbc57ab240184f0
Reviewed-on: http://gerrit.dmdirc.com/3684
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: I5200f8d84e409cb71c5f7338bca18af6de4c0726
Reviewed-on: http://gerrit.dmdirc.com/3600
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>

Change-Id: Ib918ce2dcad368a3d8ad14aa44d3a42bf0f4cb22
Reviewed-on: http://gerrit.dmdirc.com/3508
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

We do this for temporary configuration files which are never saved
(e.g. the addon settings). It's a bit of a kludge, but for now we
should maintain it.

Change-Id: I656b924221eded5bbd98dfa4c276ab6d43b682e0
Fixes-Issue: CLIENT-510
Reviewed-on: http://gerrit.dmdirc.com/3507
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: I752f5bebe42514f1dc21e1b77e1ee5a649f324f5
Depends-On: I9463e66dc39881bcc69b64b8900df1010683b0bc
Depends-On: I752f5bebe42514f1dc21e1b77e1ee5a649f324f5
Depends-On: I4fa54ebe8f4ff93c8fc33504af66338eda01d0b8
Reviewed-on: http://gerrit.dmdirc.com/3502
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>

Change-Id: Id44b617ffa590a8562fa5f6f79eaeb55fb432075
Reviewed-on: http://gerrit.dmdirc.com/2980
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: Ib05f625f14ab2f486f0c83c47c860dd0f0ef3ba1
Reviewed-on: http://gerrit.dmdirc.com/2896
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>

Change-Id: Iaaa1509b9f33742a5a2f5d9d6f4608432ddeaaaa
Reviewed-on: http://gerrit.dmdirc.com/2606
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: I34aa3a772f7f777aa31ca6a243ad51bdc86fbb8e
Reviewed-on: http://gerrit.dmdirc.com/2462
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>

Change-Id: I8fcf1d9e686834dfad9d93c177b97b0ea19fd742
Reviewed-on: http://gerrit.dmdirc.com/2325
Reviewed-by: Shane Mc Cormack <shane@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: Ib1ec0d7b74ea50a9c49c81e7d4320d51457812d9
Reviewed-on: http://gerrit.dmdirc.com/2290
Reviewed-by: Chris Smith <chris@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: I6d0665e57f6e0e2ff2fb6a18742acb99010e79bf
Depends-On: I0bfd2dc61096dd9670b269463c27d9b00fd9a917
Depends-On: Ia8de3c1a5fdc1eb9cfaa8b29a32bb3efb6d8ce6f
Reviewed-on: http://gerrit.dmdirc.com/2240
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>