Rename headers to XKBcommon* and install in extensions directory

Following the kbproto convention, the headers will be named XKBcommon.h
and XKBcommonint.h. Furthermore, they'll be installed in X11/extensions
directory with the rest of the XKB headers.

include/Makefile.am

@@ -1,2 +1,2 @@
-x11includedir = $(includedir)/X11
-x11include_HEADERS = X11/XkbCommon.h
+x11includedir = $(includedir)/extensions/X11
+x11include_HEADERS = X11/extensions/XKBcommon.h

src/Makefile.am

@@ -14,7 +14,7 @@ $(builddir)/makekeys/makekeys$(EXEEXT):
 
 lib_LTLIBRARIES = libxkbcommon.la
 libxkbcommon_la_SOURCES = \
-	XkbCommonInt.h \
+	XKBcommonint.h \
 	ks_tables.h \
 	alloc.c \
 	galloc.c \

src/alloc.c

@@ -26,8 +26,8 @@ THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
-#include "X11/XkbCommon.h"
-#include "XkbCommonInt.h"
+#include "X11/extensions/XKBcommon.h"
+#include "XKBcommonint.h"
 #include <X11/X.h>
 #include <X11/Xdefs.h>
 #include <X11/extensions/XKB.h>

src/galloc.c

@@ -26,8 +26,8 @@ THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
-#include "X11/XkbCommon.h"
-#include "XkbCommonInt.h"
+#include "X11/extensions/XKBcommon.h"
+#include "XKBcommonint.h"
 #include <X11/X.h>
 #include <X11/Xdefs.h>
 #include <X11/extensions/XKB.h>

src/keysym.c

@@ -30,7 +30,7 @@ authorization from the authors.
 #endif
 #include <X11/X.h>
 #include <X11/keysymdef.h>
-#include "X11/XkbCommon.h"
+#include "X11/extensions/XKBcommon.h"
 #include <stdlib.h>
 #include <string.h>
 

test/xkey.c

@@ -1,4 +1,4 @@
-#include <X11/XkbCommon.h>
+#include "X11/extensions/XKBcommon.h"
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>