cc: reduce impact of cc_draw header from 161 to 4 files

Origin commit data
------------------
Commit: 58c6dbf469
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2017-02-12 (Sun, 12 Feb 2017)

src/gui/components/cc_draw.cpp

@@ -25,6 +25,7 @@
 #include <global.h>
 #include <neutrino.h>
 #include "cc_draw.h"
+#include "cc_timer.h"
 #include <cs_api.h>
 
 #include <system/debug.h>

src/gui/components/cc_draw.h

@@ -27,7 +27,6 @@
 
 #include "cc_types.h"
 #include "cc_signals.h"
-#include "cc_timer.h"
 #include <driver/colorgradient.h>
 #include <driver/framebuffer.h>
 #include <driver/fade.h>
@@ -38,6 +37,7 @@
 Basic paint attributes and member functions for component classes
 */
 
+class CComponentsTimer;
 class CCDraw : public COSDFader, public CComponentsSignals
 {
 	protected:

src/gui/components/cc_frm_clock.cpp

@@ -29,6 +29,7 @@
 #include <neutrino.h>
 
 #include "cc_frm_clock.h"
+#include "cc_timer.h"
 #include <time.h>
 
 #include <unistd.h>

src/gui/components/cc_frm_clock.h

@@ -34,13 +34,13 @@
 #include <driver/neutrinofonts.h>
 #include "cc_base.h"
 #include "cc_frm.h"
-#include "cc_timer.h"
 #include "cc_text_screen.h"
 //! Sub class of CComponents. Show clock with digits on screen. 
 /*!
 Usable as simple fixed display or as ticking clock.
 */
 
+class CComponentsTimer;
 class CComponentsFrmClock : public CComponentsForm, public CCTextScreen
 {
 	private:

src/gui/widget/hintbox.cpp

@@ -34,6 +34,7 @@
 #include <global.h>
 #include <neutrino.h>
 #include "hintbox.h"
+#include <gui/components/cc_timer.h>
 #include <driver/fontrenderer.h>
 #include <system/debug.h>