Move custom CSS and default highlight language away from include.rst

dev/api/device.rst

@@ -1,5 +1,3 @@
-.. include:: /include.rst
-
 Devices
 =======
 
@@ -113,7 +111,7 @@ Most devices need a place to store their internal state. We discourage the use o
 
     typedef struct {
         uint32_t type; /* example: copied from device_t.local */
-        uint8_t regs[256]; /* example: 256*8-bit registers */
+        uint8_t  regs[256]; /* example: 256*8-bit registers */
     } foo_t;
 
     /* ... */

dev/api/dma.rst

@@ -1,5 +1,3 @@
-.. include:: /include.rst
-
 DMA
 ===
 

dev/api/io.rst

@@ -1,5 +1,3 @@
-.. include:: /include.rst
-
 Port I/O
 ========
 

dev/api/thread.rst

@@ -1,5 +1,3 @@
-.. include:: /include.rst
-
 Threads
 =======
 

dev/api/timer.rst

@@ -1,5 +1,3 @@
-.. include:: /include.rst
-
 Timers
 ======