gplugin/gplugin

Fix a use-after-free when plugins fail to load.
feature/fix-valgrind
2019-01-27, Elliott Sales de Andrade
bac9853cb383
Fix a use-after-free when plugins fail to load.
export GPLUGIN_VERSION=@GPLUGIN_MAJOR_VERSION@.@GPLUGIN_MINOR_VERSION@.@GPLUGIN_MICRO_VERSION@