Whitespace and minor code cleanup

This is by no means comprehensive, but is quite a bit better already.

Change-Id: Ibc8654a5dfb0eec39cbd0b64bdb52bb4fbfe2f7e
diff --git a/gui/devices/480x854/res/ui.xml b/gui/devices/480x854/res/ui.xml
index 617c196..48fe8d6 100644
--- a/gui/devices/480x854/res/ui.xml
+++ b/gui/devices/480x854/res/ui.xml
@@ -260,7 +260,7 @@
 		<template name="progress_bar">
 			<object type="progressbar">
 				<placement x="%col_progressbar_x%" y="%row_progressbar_y%" />
-				<resource  empty="progress_empty" full="progress_full" />
+				<resource empty="progress_empty" full="progress_full" />
 				<data name="ui_progress" />
 			</object>
 
@@ -3880,7 +3880,7 @@
 				<resource base="slider" used="slider-used" touch="slider-touch" />
 				<action function="page">filemanageracction</action>
 			</object>
-			
+
 			<object type="text" color="%text_color%">
 				<font resource="font" />
 				<placement x="%center_x%" y="%slider_text_y%" placement="4" />
@@ -3896,7 +3896,7 @@
 				<touch key="home" />
 				<action function="page">main</action>
 			</object>
-				
+
 			<object type="template" name="footer" />
 		</page>