CMakeLists maintenance (#1826)

Removed various superfluous declarations, and rewrote some parts to
be nicer or more consistent.

JerryScript-DCO-1.0-Signed-off-by: Akos Kiss akiss@inf.u-szeged.hu

jerry-core/debugger/jerry-debugger.c

@@ -13,8 +13,6 @@
  * limitations under the License.
  */
 
-#ifdef JERRY_DEBUGGER
-
 #include "byte-code.h"
 #include "ecma-builtin-helpers.h"
 #include "ecma-conversion.h"
@@ -25,6 +23,8 @@
 #include "jerryscript-port.h"
 #include "lit-char-helpers.h"
 
+#ifdef JERRY_DEBUGGER
+
 /**
  * Type cast the debugger send buffer into a specific type.
  */