Code refactoring.

Replace globals with utils.

Conceptually, this globals has more utility functionalities.

src/bin/Makefile.am

@@ -25,7 +25,7 @@ enventor_SOURCES = \
 	newfile.c \
 	setting.c \
 	text_setting.c \
-	globals.c \
+	utils.c \
 	live_edit.c \
 	console.c \
 	file_mgr.c \

src/include/common.h

@@ -72,7 +72,7 @@ EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n"
 #include "menu.h"
 #include "statusbar.h"
 #include "config_data.h"
-#include "globals.h"
+#include "utils.h"
 #include "tools.h"
 #include "base_gui.h"
 #include "search.h"