UI cleanup.

-Added ui-local transformation matrix.
-Gutted legacy commitcallbacks throughout ui widget ctors.
-Created filter_editor ui widget which issues commit on keypress
   -search_editor commits on focus loss/enter press
   -search_editor and filter_editor now have a built in 'x' button to clear text.
-LLComboBox::setPrearrangeCallback now uses boost::function
-LLComboBox::setTextEntryCallback now uses boost::function
-LLLineEditor::setKeystrokeCallback now uses boost::function
-LLLineEditor::setPrevalidate now uses boost::function
-LLPanel::childSetKeystrokeCallback removed
-LLPanel::childSetPrevalidate removed
-LLPanel::childSetActionTextbox now uses boost::function
-LLTextBox::setClickedCallback now uses boost::function
-LLTextEditor::setKeystrokeCallback added.
-Cleaned up JCFloaterAreaSearch

indra/newview/llnamelistctrl.cpp

@@ -50,14 +50,12 @@ std::set<LLNameListCtrl*> LLNameListCtrl::sInstances;
 
 LLNameListCtrl::LLNameListCtrl(const std::string& name,
 							   const LLRect& rect,
-							   LLUICtrlCallback cb,
-							   void* userdata,
 							   BOOL allow_multiple_selection,
 							   BOOL draw_border,
 							   bool draw_heading,
 							   S32 name_column_index,
 							   const std::string& tooltip)
-:	LLScrollListCtrl(name, rect, cb, userdata, allow_multiple_selection,
+:	LLScrollListCtrl(name, rect, NULL, allow_multiple_selection,
 					 draw_border,draw_heading),
 	mNameColumnIndex(name_column_index),
 	mAllowCallingCardDrop(FALSE),
@@ -339,12 +337,8 @@ LLView* LLNameListCtrl::fromXML(LLXMLNodePtr node, LLView *parent, LLUICtrlFacto
 	S32 name_column_index = 0;
 	node->getAttributeS32("name_column_index", name_column_index);
 
-	LLUICtrlCallback callback = NULL;
-
 	LLNameListCtrl* name_list = new LLNameListCtrl(name,
 				   rect,
-				   callback,
-				   NULL,
 				   multi_select,
 				   draw_border,
 				   draw_heading,