Only use unsigned characters
Switch to unsigned characters, add test for very long non-ascii key
Increase travis timeout limit
Check for C99 before using inline. Fixes #5
Added missing string include. Fixes #6.
Revert "Check for C99 before using inline. Fixes #5"

This reverts commit 7a75babfe60b5eb8e21f94968e543008327df975.
Fix #5 - Detect compilers with broken C99 inline (GCC 4.2.x) and use a macro for art_size()
Merge pull request #8 from cemeyer/master

Fix #5 - Detect compilers with broken C99 inline (GCC 4.2.x) and use a m...
README: ANSI C -> C99

If you try to compile this with a pre-C99 compiler, or a newer compiler in C89 mode, it will choke on the C99 / C++ -style comments, among other things.
Merge pull request #9 from cemeyer/master

README: ANSI C -> C99
Enable both clang and gcc
Actually bother to use the CC environmental variable
Merge branch 'master' of https://github.com/armon/libart