Finish updates to ChangeLog and mark as 2.19.7

Author: chad-iris

ChangeLog

@@ -1,8 +1,11 @@
-2022.075:
+2022.075: 2.19.7
 	- Avoid braceless multiple statements MS_SWAPBTIME macro usage.
 	- Fix statement macros by @QuLogic. #73
 	- Simplification of byte swapping routines by @QuLogic. #74
 	- Avoid string buffer overflow warnings.
+	- Makefile mods for CMake as ExternalProject by Sriram Sundararajan.
+	- Encapsulate value of MS_NSTIME2EPOCH and MS_EPOCH2NSTIME macros.
+	- Fix example mst_pack().
 
 2018.240: 2.19.6
 	- Allow ms_readleapsecondfile() to be called multiple times, by @pn2200

libmseed.h

@@ -17,7 +17,7 @@
  * License along with this software.
  * If not, see <https://www.gnu.org/licenses/>.
  *
- * Copyright (C) 2017 Chad Trabant
+ * Copyright (C) 2022 Chad Trabant
  * IRIS Data Management Center
  ***************************************************************************/
 
@@ -28,8 +28,8 @@
 extern "C" {
 #endif
 
-#define LIBMSEED_VERSION "2.19.6+"
-#define LIBMSEED_RELEASE "2018.240+"
+#define LIBMSEED_VERSION "2.19.7"
+#define LIBMSEED_RELEASE "2022.075"
 
 /* C99 standard headers */
 #include <stdlib.h>