inih v55

• Added "version" to meson.build config (but bumped up to 55 in a subsequent commit, for this release)

inih v54

• Mainly adding the visibility symbols to the Meson build config, but also other small tweaks to tests and so on

inih v53

• Updates to Meson config
  • meson: optionally depend on C++
  • meson: enable distro settings by default
  • meson: add static compile args to inih_dep

inih v52

• Add INI_CUSTOM_ALLOCATOR to allow using a custom memory allocator

inih v51

• Fix potential read from invalid memory with memcpy fix

inih v50

• Use memcpy instead of strncpy to avoid gcc warnings