Hand-written makefile

Compile toxic without autotools
Update Makefile

Cosmetic fixes
Use pkg-config for toxcore and toxav
Makefile: checks for libs
Makefile: add toxic version
Remove autotools
Remove autotools
Remove autotools
Remove autotools
Remove autotools
Remove autotools
Makefile: add per-system defaults

This is only an empty structure, but I hope it will help for add per-system defaults in future
Merge pull request #150 from mannol1/master

Reverse call_idx and enable running call when devices fail to load
Makefile: fix typo
Merge pull request #151 from mannol1/master

Forgot to set index in some callbacks
show info box for audio calls
Merge branch 'master' of https://github.com/Tox/toxic
some fixups
don't allow calls to offline friends
improve call duration string & remove a couple unused functions