More refactoring

- Display is a separated entity
- Make battery configuration consistent with others
- Led config part of led.c
- Jack config moved to monitor.c

components/services/component.mk

@@ -7,6 +7,5 @@
 # please read the SDK documents if you need to do this.
 #
 
-COMPONENT_SRCDIRS := . tarablessd13x6 tarablessd13x6/fonts tarablessd13x6/ifaces
+COMPONENT_SRCDIRS := . 
 COMPONENT_ADD_INCLUDEDIRS := .
-COMPONENT_ADD_INCLUDEDIRS += ./tarablessd13x6