Fix benhoyt#107 (ugh, I thought changing from strncpy was a bad idea)

Use memcpy instead of strncpy to avoid gcc warnings (issue benhoyt#104 …

…and benhoyt#91)

Add options for Meson (benhoyt#103)

* README: initial malloc size before allow realloc
* meson: fix wrong dependency for INIReader
* meson: implement options
* r49 release

r48 release (benhoyt#100)

* Bump copyright to 2020
* Remove makefile for static library
* meson: version 48

Signed-off-by: Stephan Lachnit <stephanlachnit@protonmail.com>

Make INIReader not crash when INI_CALL_HANDLER_ON_NEW_SECTION enabled…

… (name NULL)

Tweak formatting of NULL in README for consistency

Make sure INI_CALL_HANDLER_ON_NEW_SECTION is defined (benhoyt#86)

(And stays disabled by default)

Tweaks and basics tests for C++ version

Add TravisCI badge at top of README

Silence -Wstringop-truncation (benhoyt#64)

This pull request fixes -Wstringop-truncation (implemented in GCC 8.1), without changing the behavior of the function.