EomExifDetails: Rename to EomMetadataDetails

The widget is not specific to Exif, and is used for XMP as well.

https://bugzilla.gnome.org/show_bug.cgi?id=509406

origin commit:
https://gitlab.gnome.org/GNOME/eog/commit/2969a58

Plus a clean up, tabs to spaces for eom-metadata-details.c/h

doc/reference/Makefile.am

@@ -58,7 +58,7 @@ if !HAVE_EXIF
 if !HAVE_EXEMPI
 IGNORE_HFILES +=			\
 	eom-exif-util.h			\
-	eom-exif-details.h
+	eom-metadata-details.h
 endif
 endif
 

po/POTFILES.in

@@ -20,7 +20,7 @@ src/eom-file-chooser.c
 src/eom-image.c
 src/eom-image-jpeg.c
 src/eom-error-message-area.c
-src/eom-exif-details.c
+src/eom-metadata-details.c
 src/eom-exif-util.c
 src/eom-metadata-sidebar.c
 src/eom-preferences-dialog.c

src/Makefile.am

@@ -111,23 +111,24 @@ libeom_la_SOURCES =			\
 
 if HAVE_EXIF
 INST_H_FILES +=				\
-	eom-exif-util.h			\
-	eom-exif-details.h
+	eom-metadata-details.h  \
+	eom-exif-util.h
+
 libeom_c_files +=			\
-	eom-exif-util.c			\
-	eom-exif-details.c
+	eom-metadata-details.c  \
+	eom-exif-util.c
 endif
 
 if HAVE_EXEMPI
-# We need to make sure eom-exif-details.h
+# We need to make sure eom-metadata-details.h
 # is only listed once in INST_H_FILES
 # or the build will break with automake-1.11
 if !HAVE_EXIF
 INST_H_FILES +=				\
-	eom-exif-details.h
+	eom-metadata-details.h
 endif !HAVE_EXIF
 libeom_la_SOURCES +=			\
-	eom-exif-details.c
+	eom-metadata-details.c
 endif HAVE_EXEMPI
 
 libeom_la_CPPFLAGS =						\