Version 1.4.0

CHANGELOG

-Version 1.4.0
+Version 1.4.0, 2021-01-13
 -------------------------
 - Switched to CMake.
 - Adapted Cameo apps with JSON data.

NEW VERSION

-Follow the next steps to generate a new source package for GNU automake release:
-
-- change the version number in the configure.ac file in the build directory:
-	example with version number 1.2.3
-	AC_INIT([lstdataprocess128], [1.2.3])
-	LIBRARY_VERSION=1:2:3
-	
-- go the build directory and type 'make dist' that generates lstdataprocess128-1.2.3.tar.gz
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