docs/manual/: Call g_thread_init() before g_option_context_new() to avoid warnings. Spotted by Ritesh Khadgaray. Fixe...

Original commit message from CVS:
* docs/manual/appendix-integration.xml:
* docs/manual/basics-init.xml:
Call g_thread_init() before g_option_context_new() to
avoid warnings. Spotted by Ritesh Khadgaray. Fixes #484225.
3 files changed