v1.1.0

Fixes:

• fixed some parser error paths not returning early enough TOML_EXCEPTIONS=0
• fixed a number of minor documentation issues

Additions:

• added support for TOML 1.0.0-rc.1 🎉
• added operator[], begin(), end() to toml::parse_result for TOML_EXCEPTIONS=0
• added additional compilation speed improvements for TOML_ALL_INLINE=0
• added more specific error messages for parsing errors relating to prohibited codepoints
• added a large number of additional tests
• added support for installation with meson (#16) (@ximion)
• added the array and table iterators to the toml namespace