Cleanup of activities

src/activities/reader/EpubReaderActivity.cpp

@@ -2,6 +2,7 @@
 
 #include <Epub/Page.h>
 #include <GfxRenderer.h>
+#include <InputManager.h>
 #include <SD.h>
 
 #include "Battery.h"

src/activities/reader/EpubReaderChapterSelectionActivity.cpp

@@ -1,6 +1,7 @@
 #include "EpubReaderChapterSelectionActivity.h"
 
 #include <GfxRenderer.h>
+#include <InputManager.h>
 #include <SD.h>
 
 #include "config.h"

src/activities/reader/FileSelectionActivity.cpp

@@ -1,6 +1,7 @@
 #include "FileSelectionActivity.h"
 
 #include <GfxRenderer.h>
+#include <InputManager.h>
 #include <SD.h>
 
 #include "config.h"