Fix ChangeLog file case.
https://github.com/espeak-ng/espeak-ng/issues/995
https://github.com/espeak-ng/espeak-ng/commit/de3cbaa358d5c240c83b50a1293478e88033f93c
--- Makefile.am
+++ Makefile.am
@@ -121,7 +121,7 @@ docs_HTML = ${docs_MARKDOWN:.md=.html}
 docs:	$(docs_HTML) \
 	src/espeak-ng.1.html \
 	src/speak-ng.1.html \
-	CHANGELOG.html \
+	ChangeLog.html \
 	README.html
 
 EXTRA_DIST += src/espeak-ng.1.ronn src/speak-ng.1.ronn $(docs_MARKDOWN)
--- README.md
+++ README.md
@@ -47,7 +47,7 @@ eSpeak NG is available as:
    welcome.
 *  Written in C.
 
-See the [CHANGELOG](CHANGELOG.md) for a description of the changes in the
+See the [ChangeLog](ChangeLog.md) for a description of the changes in the
 various releases and with the eSpeak NG project.
 
 The following platforms are supported:
--- autogen.sh
+++ autogen.sh
@@ -8,7 +8,7 @@ fi
 
 mkdir -p m4
 touch AUTHORS
-ln -sf CHANGELOG.md NEWS
+ln -sf ChangeLog.md NEWS
 ln -sf README.md README
 
 aclocal -I m4 || exit 1
--- src/ucd-tools/Makefile.am
+++ src/ucd-tools/Makefile.am
@@ -96,7 +96,7 @@ html:
 	doxygen docs/ucd-tools.conf
 
 docs:	html \
-	CHANGELOG.html \
+	ChangeLog.html \
 	README.html
 
 ############################# libucd ##########################################
--- src/ucd-tools/autogen.sh
+++ src/ucd-tools/autogen.sh
@@ -8,7 +8,7 @@ fi
 
 mkdir -p m4
 ln -sf README.md README
-ln -sf CHANGELOG.md NEWS
+ln -sf ChangeLog.md NEWS
 
 aclocal -I m4 || exit 1