boards: rename opencm9-04 into opencm904

boards/opencm904/Makefile.include

@@ -3,7 +3,7 @@ export CPU = stm32f1
 export CPU_MODEL = stm32f103cb
 
 # custom linkerscript
-export LINKER_SCRIPT = stm32f103cb_opencm9-04.ld
+export LINKER_SCRIPT = stm32f103cb_opencm904.ld
 
 # custom flasher to use with the bootloader
 export FLASHER = $(RIOTBOARD)/$(BOARD)/dist/robotis-loader.py

boards/opencm904/board.c

@@ -7,7 +7,7 @@
  */
 
 /**
- * @ingroup     boards_opencm9-04
+ * @ingroup     boards_opencm904
  * @{
  *
  * @file

boards/opencm904/include/board.h

@@ -7,7 +7,7 @@
  */
 
 /**
- * @defgroup    boards_opencm9-04 OpenCM9.04
+ * @defgroup    boards_opencm904 OpenCM9.04
  * @ingroup     boards
  * @brief       Board specific files for the OpenCM9.04 board
  * @{

boards/opencm904/include/periph_conf.h

@@ -7,11 +7,11 @@
  */
 
 /**
- * @ingroup     boards_opencm9-04
+ * @ingroup     boards_opencm904
  * @{
  *
  * @file
- * @brief       Peripheral MCU configuration for the opencm9-04 board
+ * @brief       Peripheral MCU configuration for the opencm904 board
  *
  * @author      Loïc Dauphin <loic.dauphin@inria.fr>
  */