Switch soname to major.minor, dropping the patch version

CHANGELOG.md

@@ -6,6 +6,7 @@ CHANGELOG
 
 - Limit concurrent connections to 64 and per host to 8 by default. You can
     change that using 2 new functions.
+- Use major.minor as the soname.
 
 [0.2.0] - 2022-03-06
 --------------------

meson.build

@@ -94,11 +94,15 @@ if target_machine.system() == 'windows'
   ]
 endif
 
+version_parts = meson.project_version().split('.')
+soversion = version_parts.get(0) + '.' + version_parts.get(1)
+
 lib = library('coeurl', ['lib/client.cpp', 'lib/request.cpp', 'lib/errors.cpp'],
   include_directories: include,
   cpp_args : defines,
   dependencies: deps,
-  version: meson.project_version(),
+  #version: meson.project_version(),
+  soversion: soversion,
   install : true)
 
 install_headers('include/coeurl/headers.hpp', 'include/coeurl/client.hpp', 'include/coeurl/request.hpp', 'include/coeurl/errors.hpp', subdir : 'coeurl')